Home / 138,881,613.67-208,323,116.63-35,250,849.83

Finding the Fourth Proportional to 138,881,613.67, 208,323,116.63 and 35,250,849.83

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Solution

The fourth proportional to 138,881,613.67, 208,323,116.63 and 35,250,849.83 is: 52,876,451.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,881,613.67 : 208,323,116.63 = 35,250,849.83 : x
  2. Step 2: Convert to fraction form
    138,881,613.67/208,323,116.63 = 35,250,849.83/x
  3. Step 3: Cross multiply
    138,881,613.67x = 208,323,116.63 × 35,250,849.83
  4. Step 4: Simplify right side
    138,881,613.67x = 7,343,566,899,746,632
  5. Step 5: Solve for x
    x = 7,343,566,899,746,632/138,881,613.67
  6. Step 6: Final answer
    x = 52,876,451.43

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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.