Home / 89,339,196.83-123,291,082-49,648,400.39

Finding the Fourth Proportional to 89,339,196.83, 123,291,082 and 49,648,400.39

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Solution

The fourth proportional to 89,339,196.83, 123,291,082 and 49,648,400.39 is: 68,516,454.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,339,196.83 : 123,291,082 = 49,648,400.39 : x
  2. Step 2: Convert to fraction form
    89,339,196.83/123,291,082 = 49,648,400.39/x
  3. Step 3: Cross multiply
    89,339,196.83x = 123,291,082 × 49,648,400.39
  4. Step 4: Simplify right side
    89,339,196.83x = 6,121,205,003,652,322
  5. Step 5: Solve for x
    x = 6,121,205,003,652,322/89,339,196.83
  6. Step 6: Final answer
    x = 68,516,454.38

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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.