Home / 481,654,742.64-664,701,780.96-269,965,451.04

Finding the Fourth Proportional to 481,654,742.64, 664,701,780.96 and 269,965,451.04

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Solution

The fourth proportional to 481,654,742.64, 664,701,780.96 and 269,965,451.04 is: 372,562,543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,654,742.64 : 664,701,780.96 = 269,965,451.04 : x
  2. Step 2: Convert to fraction form
    481,654,742.64/664,701,780.96 = 269,965,451.04/x
  3. Step 3: Cross multiply
    481,654,742.64x = 664,701,780.96 × 269,965,451.04
  4. Step 4: Simplify right side
    481,654,742.64x = 179,446,516,103,957,696
  5. Step 5: Solve for x
    x = 179,446,516,103,957,696/481,654,742.64
  6. Step 6: Final answer
    x = 372,562,543.70

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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.