Home / 957,912,820.80-1,436,449,327.20-440,171,188.80

Finding the Fourth Proportional to 957,912,820.80, 1,436,449,327.20 and 440,171,188.80

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Solution

The fourth proportional to 957,912,820.80, 1,436,449,327.20 and 440,171,188.80 is: 660,063,832.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,912,820.80 : 1,436,449,327.20 = 440,171,188.80 : x
  2. Step 2: Convert to fraction form
    957,912,820.80/1,436,449,327.20 = 440,171,188.80/x
  3. Step 3: Cross multiply
    957,912,820.80x = 1,436,449,327.20 × 440,171,188.80
  4. Step 4: Simplify right side
    957,912,820.80x = 632,283,608,004,584,192
  5. Step 5: Solve for x
    x = 632,283,608,004,584,192/957,912,820.80
  6. Step 6: Final answer
    x = 660,063,832.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.