Home / 406,981,758.92-610,674,555.26-161,333,201.48

Finding the Fourth Proportional to 406,981,758.92, 610,674,555.26 and 161,333,201.48

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Solution

The fourth proportional to 406,981,758.92, 610,674,555.26 and 161,333,201.48 is: 242,079,844.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,981,758.92 : 610,674,555.26 = 161,333,201.48 : x
  2. Step 2: Convert to fraction form
    406,981,758.92/610,674,555.26 = 161,333,201.48/x
  3. Step 3: Cross multiply
    406,981,758.92x = 610,674,555.26 × 161,333,201.48
  4. Step 4: Simplify right side
    406,981,758.92x = 98,522,081,062,470,960
  5. Step 5: Solve for x
    x = 98,522,081,062,470,960/406,981,758.92
  6. Step 6: Final answer
    x = 242,079,844.87

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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.