Home / 406,234,711.89-560,595,895.38-238,989,048.21

Finding the Fourth Proportional to 406,234,711.89, 560,595,895.38 and 238,989,048.21

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Solution

The fourth proportional to 406,234,711.89, 560,595,895.38 and 238,989,048.21 is: 329,800,175.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,234,711.89 : 560,595,895.38 = 238,989,048.21 : x
  2. Step 2: Convert to fraction form
    406,234,711.89/560,595,895.38 = 238,989,048.21/x
  3. Step 3: Cross multiply
    406,234,711.89x = 560,595,895.38 × 238,989,048.21
  4. Step 4: Simplify right side
    406,234,711.89x = 133,976,279,467,298,944
  5. Step 5: Solve for x
    x = 133,976,279,467,298,944/406,234,711.89
  6. Step 6: Final answer
    x = 329,800,175.97

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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.