Home / 89,279,283.60-123,218,858.14-54,492,189.10

Finding the Fourth Proportional to 89,279,283.60, 123,218,858.14 and 54,492,189.10

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Solution

The fourth proportional to 89,279,283.60, 123,218,858.14 and 54,492,189.10 is: 75,207,428.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,279,283.60 : 123,218,858.14 = 54,492,189.10 : x
  2. Step 2: Convert to fraction form
    89,279,283.60/123,218,858.14 = 54,492,189.10/x
  3. Step 3: Cross multiply
    89,279,283.60x = 123,218,858.14 × 54,492,189.10
  4. Step 4: Simplify right side
    89,279,283.60x = 6,714,465,318,006,676
  5. Step 5: Solve for x
    x = 6,714,465,318,006,676/89,279,283.60
  6. Step 6: Final answer
    x = 75,207,428.28

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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.