Home / 87,224,092.80-130,836,139.20-29,781,225.60

Finding the Fourth Proportional to 87,224,092.80, 130,836,139.20 and 29,781,225.60

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Solution

The fourth proportional to 87,224,092.80, 130,836,139.20 and 29,781,225.60 is: 44,671,838.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,224,092.80 : 130,836,139.20 = 29,781,225.60 : x
  2. Step 2: Convert to fraction form
    87,224,092.80/130,836,139.20 = 29,781,225.60/x
  3. Step 3: Cross multiply
    87,224,092.80x = 130,836,139.20 × 29,781,225.60
  4. Step 4: Simplify right side
    87,224,092.80x = 3,896,460,578,148,204
  5. Step 5: Solve for x
    x = 3,896,460,578,148,204/87,224,092.80
  6. Step 6: Final answer
    x = 44,671,838.40

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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.