Home / 87,304,854.10-130,957,281.15-53,292,630.10

Finding the Fourth Proportional to 87,304,854.10, 130,957,281.15 and 53,292,630.10

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Solution

The fourth proportional to 87,304,854.10, 130,957,281.15 and 53,292,630.10 is: 79,938,945.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,304,854.10 : 130,957,281.15 = 53,292,630.10 : x
  2. Step 2: Convert to fraction form
    87,304,854.10/130,957,281.15 = 53,292,630.10/x
  3. Step 3: Cross multiply
    87,304,854.10x = 130,957,281.15 × 53,292,630.10
  4. Step 4: Simplify right side
    87,304,854.10x = 6,979,057,943,228,653
  5. Step 5: Solve for x
    x = 6,979,057,943,228,653/87,304,854.10
  6. Step 6: Final answer
    x = 79,938,945.15

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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.