Home / 123,527,045.25-185,284,042.05-40,517,863.43

Finding the Fourth Proportional to 123,527,045.25, 185,284,042.05 and 40,517,863.43

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Solution

The fourth proportional to 123,527,045.25, 185,284,042.05 and 40,517,863.43 is: 60,774,654.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,527,045.25 : 185,284,042.05 = 40,517,863.43 : x
  2. Step 2: Convert to fraction form
    123,527,045.25/185,284,042.05 = 40,517,863.43/x
  3. Step 3: Cross multiply
    123,527,045.25x = 185,284,042.05 × 40,517,863.43
  4. Step 4: Simplify right side
    123,527,045.25x = 7,507,313,511,800,897
  5. Step 5: Solve for x
    x = 7,507,313,511,800,897/123,527,045.25
  6. Step 6: Final answer
    x = 60,774,654.63

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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.