Home / 86,575,452.92-119,471,838.32-49,405,066.96

Finding the Fourth Proportional to 86,575,452.92, 119,471,838.32 and 49,405,066.96

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Solution

The fourth proportional to 86,575,452.92, 119,471,838.32 and 49,405,066.96 is: 68,177,687.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,575,452.92 : 119,471,838.32 = 49,405,066.96 : x
  2. Step 2: Convert to fraction form
    86,575,452.92/119,471,838.32 = 49,405,066.96/x
  3. Step 3: Cross multiply
    86,575,452.92x = 119,471,838.32 × 49,405,066.96
  4. Step 4: Simplify right side
    86,575,452.92x = 5,902,514,172,033,894
  5. Step 5: Solve for x
    x = 5,902,514,172,033,894/86,575,452.92
  6. Step 6: Final answer
    x = 68,177,687.47

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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.