Home / 86,654,220.10-119,595,658.38-54,867,344.23

Finding the Fourth Proportional to 86,654,220.10, 119,595,658.38 and 54,867,344.23

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Solution

The fourth proportional to 86,654,220.10, 119,595,658.38 and 54,867,344.23 is: 75,725,061.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,654,220.10 : 119,595,658.38 = 54,867,344.23 : x
  2. Step 2: Convert to fraction form
    86,654,220.10/119,595,658.38 = 54,867,344.23/x
  3. Step 3: Cross multiply
    86,654,220.10x = 119,595,658.38 × 54,867,344.23
  4. Step 4: Simplify right side
    86,654,220.10x = 6,561,896,156,748,943
  5. Step 5: Solve for x
    x = 6,561,896,156,748,943/86,654,220.10
  6. Step 6: Final answer
    x = 75,725,061.62

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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.