Home / 406,454,781.85-560,941,899.38-227,835,814.83

Finding the Fourth Proportional to 406,454,781.85, 560,941,899.38 and 227,835,814.83

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Solution

The fourth proportional to 406,454,781.85, 560,941,899.38 and 227,835,814.83 is: 314,432,651.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,454,781.85 : 560,941,899.38 = 227,835,814.83 : x
  2. Step 2: Convert to fraction form
    406,454,781.85/560,941,899.38 = 227,835,814.83/x
  3. Step 3: Cross multiply
    406,454,781.85x = 560,941,899.38 × 227,835,814.83
  4. Step 4: Simplify right side
    406,454,781.85x = 127,802,654,717,530,176
  5. Step 5: Solve for x
    x = 127,802,654,717,530,176/406,454,781.85
  6. Step 6: Final answer
    x = 314,432,651.37

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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.