Home / 89,695,123.20-134,542,684.80-44,345,491.20

Finding the Fourth Proportional to 89,695,123.20, 134,542,684.80 and 44,345,491.20

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Solution

The fourth proportional to 89,695,123.20, 134,542,684.80 and 44,345,491.20 is: 66,518,236.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,695,123.20 : 134,542,684.80 = 44,345,491.20 : x
  2. Step 2: Convert to fraction form
    89,695,123.20/134,542,684.80 = 44,345,491.20/x
  3. Step 3: Cross multiply
    89,695,123.20x = 134,542,684.80 × 44,345,491.20
  4. Step 4: Simplify right side
    89,695,123.20x = 5,966,361,444,822,775
  5. Step 5: Solve for x
    x = 5,966,361,444,822,775/89,695,123.20
  6. Step 6: Final answer
    x = 66,518,236.80

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1.5x scale

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.