Home / 82,610,027.60-123,915,041.40-39,563,306.60

Finding the Fourth Proportional to 82,610,027.60, 123,915,041.40 and 39,563,306.60

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Solution

The fourth proportional to 82,610,027.60, 123,915,041.40 and 39,563,306.60 is: 59,344,959.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,610,027.60 : 123,915,041.40 = 39,563,306.60 : x
  2. Step 2: Convert to fraction form
    82,610,027.60/123,915,041.40 = 39,563,306.60/x
  3. Step 3: Cross multiply
    82,610,027.60x = 123,915,041.40 × 39,563,306.60
  4. Step 4: Simplify right side
    82,610,027.60x = 4,902,488,775,259,894
  5. Step 5: Solve for x
    x = 4,902,488,775,259,894/82,610,027.60
  6. Step 6: Final answer
    x = 59,344,959.90

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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.