Home / 89,444,132.70-123,430,044.15-50,287,566.30

Finding the Fourth Proportional to 89,444,132.70, 123,430,044.15 and 50,287,566.30

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Solution

The fourth proportional to 89,444,132.70, 123,430,044.15 and 50,287,566.30 is: 69,395,234.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,444,132.70 : 123,430,044.15 = 50,287,566.30 : x
  2. Step 2: Convert to fraction form
    89,444,132.70/123,430,044.15 = 50,287,566.30/x
  3. Step 3: Cross multiply
    89,444,132.70x = 123,430,044.15 × 50,287,566.30
  4. Step 4: Simplify right side
    89,444,132.70x = 6,206,996,528,605,052
  5. Step 5: Solve for x
    x = 6,206,996,528,605,052/89,444,132.70
  6. Step 6: Final answer
    x = 69,395,234.11

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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.