Home / 87,224,434.80-130,836,652.20-29,781,567.60

Finding the Fourth Proportional to 87,224,434.80, 130,836,652.20 and 29,781,567.60

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Solution

The fourth proportional to 87,224,434.80, 130,836,652.20 and 29,781,567.60 is: 44,672,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,224,434.80 : 130,836,652.20 = 29,781,567.60 : x
  2. Step 2: Convert to fraction form
    87,224,434.80/130,836,652.20 = 29,781,567.60/x
  3. Step 3: Cross multiply
    87,224,434.80x = 130,836,652.20 × 29,781,567.60
  4. Step 4: Simplify right side
    87,224,434.80x = 3,896,520,602,051,989
  5. Step 5: Solve for x
    x = 3,896,520,602,051,989/87,224,434.80
  6. Step 6: Final answer
    x = 44,672,351.40

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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.