Home / 31,808,150,152.32-43,895,380,256.40-17,534,664,471.72

Finding the Fourth Proportional to 31,808,150,152.32, 43,895,380,256.40 and 17,534,664,471.72

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Solution

The fourth proportional to 31,808,150,152.32, 43,895,380,256.40 and 17,534,664,471.72 is: 24,197,910,314.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,808,150,152.32 : 43,895,380,256.40 = 17,534,664,471.72 : x
  2. Step 2: Convert to fraction form
    31,808,150,152.32/43,895,380,256.40 = 17,534,664,471.72/x
  3. Step 3: Cross multiply
    31,808,150,152.32x = 43,895,380,256.40 × 17,534,664,471.72
  4. Step 4: Simplify right side
    31,808,150,152.32x = 769,690,764,654,536,687,616
  5. Step 5: Solve for x
    x = 769,690,764,654,536,687,616/31,808,150,152.32
  6. Step 6: Final answer
    x = 24,197,910,314.45

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Double scale
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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.