Home / 123,600,661.83-185,435,436.11-100,787,023.71

Finding the Fourth Proportional to 123,600,661.83, 185,435,436.11 and 100,787,023.71

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Solution

The fourth proportional to 123,600,661.83, 185,435,436.11 and 100,787,023.71 is: 151,208,621.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,600,661.83 : 185,435,436.11 = 100,787,023.71 : x
  2. Step 2: Convert to fraction form
    123,600,661.83/185,435,436.11 = 100,787,023.71/x
  3. Step 3: Cross multiply
    123,600,661.83x = 185,435,436.11 × 100,787,023.71
  4. Step 4: Simplify right side
    123,600,661.83x = 18,689,485,695,388,824
  5. Step 5: Solve for x
    x = 18,689,485,695,388,824/123,600,661.83
  6. Step 6: Final answer
    x = 151,208,621.53

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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.