Home / 79,841,111.30-119,761,666.95-54,331,943.30

Finding the Fourth Proportional to 79,841,111.30, 119,761,666.95 and 54,331,943.30

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Solution

The fourth proportional to 79,841,111.30, 119,761,666.95 and 54,331,943.30 is: 81,497,914.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,841,111.30 : 119,761,666.95 = 54,331,943.30 : x
  2. Step 2: Convert to fraction form
    79,841,111.30/119,761,666.95 = 54,331,943.30/x
  3. Step 3: Cross multiply
    79,841,111.30x = 119,761,666.95 × 54,331,943.30
  4. Step 4: Simplify right side
    79,841,111.30x = 6,506,884,098,240,884
  5. Step 5: Solve for x
    x = 6,506,884,098,240,884/79,841,111.30
  6. Step 6: Final answer
    x = 81,497,914.95

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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.