Home / 87,038,280.40-130,569,862.20-29,533,205.20

Finding the Fourth Proportional to 87,038,280.40, 130,569,862.20 and 29,533,205.20

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Solution

The fourth proportional to 87,038,280.40, 130,569,862.20 and 29,533,205.20 is: 44,304,029.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,038,280.40 : 130,569,862.20 = 29,533,205.20 : x
  2. Step 2: Convert to fraction form
    87,038,280.40/130,569,862.20 = 29,533,205.20/x
  3. Step 3: Cross multiply
    87,038,280.40x = 130,569,862.20 × 29,533,205.20
  4. Step 4: Simplify right side
    87,038,280.40x = 3,856,146,533,288,323.50
  5. Step 5: Solve for x
    x = 3,856,146,533,288,323.50/87,038,280.40
  6. Step 6: Final answer
    x = 44,304,029.39

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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.