Home / 123,600,665.83-185,435,442.11-100,787,027.71

Finding the Fourth Proportional to 123,600,665.83, 185,435,442.11 and 100,787,027.71

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Solution

The fourth proportional to 123,600,665.83, 185,435,442.11 and 100,787,027.71 is: 151,208,627.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,600,665.83 : 185,435,442.11 = 100,787,027.71 : x
  2. Step 2: Convert to fraction form
    123,600,665.83/185,435,442.11 = 100,787,027.71/x
  3. Step 3: Cross multiply
    123,600,665.83x = 185,435,442.11 × 100,787,027.71
  4. Step 4: Simplify right side
    123,600,665.83x = 18,689,487,042,356,672
  5. Step 5: Solve for x
    x = 18,689,487,042,356,672/123,600,665.83
  6. Step 6: Final answer
    x = 151,208,627.53

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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.