Home / 406,496,174.25-608,425,062.96-219,490,151.52

Finding the Fourth Proportional to 406,496,174.25, 608,425,062.96 and 219,490,151.52

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Solution

The fourth proportional to 406,496,174.25, 608,425,062.96 and 219,490,151.52 is: 328,522,917.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,496,174.25 : 608,425,062.96 = 219,490,151.52 : x
  2. Step 2: Convert to fraction form
    406,496,174.25/608,425,062.96 = 219,490,151.52/x
  3. Step 3: Cross multiply
    406,496,174.25x = 608,425,062.96 × 219,490,151.52
  4. Step 4: Simplify right side
    406,496,174.25x = 133,543,309,257,655,952
  5. Step 5: Solve for x
    x = 133,543,309,257,655,952/406,496,174.25
  6. Step 6: Final answer
    x = 328,522,917.85

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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.