Home / 169,451,613.06-254,061,381.44-86,292,392.87

Finding the Fourth Proportional to 169,451,613.06, 254,061,381.44 and 86,292,392.87

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Solution

The fourth proportional to 169,451,613.06, 254,061,381.44 and 86,292,392.87 is: 129,379,497.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,451,613.06 : 254,061,381.44 = 86,292,392.87 : x
  2. Step 2: Convert to fraction form
    169,451,613.06/254,061,381.44 = 86,292,392.87/x
  3. Step 3: Cross multiply
    169,451,613.06x = 254,061,381.44 × 86,292,392.87
  4. Step 4: Simplify right side
    169,451,613.06x = 21,923,564,538,613,636
  5. Step 5: Solve for x
    x = 21,923,564,538,613,636/169,451,613.06
  6. Step 6: Final answer
    x = 129,379,497.44

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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.