Home / 89,581,456.80-134,156,951.04-51,126,386.04

Finding the Fourth Proportional to 89,581,456.80, 134,156,951.04 and 51,126,386.04

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Solution

The fourth proportional to 89,581,456.80, 134,156,951.04 and 51,126,386.04 is: 76,566,739.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,581,456.80 : 134,156,951.04 = 51,126,386.04 : x
  2. Step 2: Convert to fraction form
    89,581,456.80/134,156,951.04 = 51,126,386.04/x
  3. Step 3: Cross multiply
    89,581,456.80x = 134,156,951.04 × 51,126,386.04
  4. Step 4: Simplify right side
    89,581,456.80x = 6,858,960,068,820,420
  5. Step 5: Solve for x
    x = 6,858,960,068,820,420/89,581,456.80
  6. Step 6: Final answer
    x = 76,566,739.52

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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.