Home / 31,437,826,780.30-43,388,005,353.96-17,892,757,360.24

Finding the Fourth Proportional to 31,437,826,780.30, 43,388,005,353.96 and 17,892,757,360.24

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Solution

The fourth proportional to 31,437,826,780.30, 43,388,005,353.96 and 17,892,757,360.24 is: 24,694,170,419.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,437,826,780.30 : 43,388,005,353.96 = 17,892,757,360.24 : x
  2. Step 2: Convert to fraction form
    31,437,826,780.30/43,388,005,353.96 = 17,892,757,360.24/x
  3. Step 3: Cross multiply
    31,437,826,780.30x = 43,388,005,353.96 × 17,892,757,360.24
  4. Step 4: Simplify right side
    31,437,826,780.30x = 776,331,052,143,200,436,224
  5. Step 5: Solve for x
    x = 776,331,052,143,200,436,224/31,437,826,780.30
  6. Step 6: Final answer
    x = 24,694,170,419.87

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Half scale
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Double scale
Find fourth proportional to 31,437,826,781.30, 43,388,005,355.34 and 17,892,757,361.24
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.