Home / 579,714,221.30-869,273,462.55-170,717,227.70

Finding the Fourth Proportional to 579,714,221.30, 869,273,462.55 and 170,717,227.70

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Solution

The fourth proportional to 579,714,221.30, 869,273,462.55 and 170,717,227.70 is: 255,988,123.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,714,221.30 : 869,273,462.55 = 170,717,227.70 : x
  2. Step 2: Convert to fraction form
    579,714,221.30/869,273,462.55 = 170,717,227.70/x
  3. Step 3: Cross multiply
    579,714,221.30x = 869,273,462.55 × 170,717,227.70
  4. Step 4: Simplify right side
    579,714,221.30x = 148,399,955,639,715,744
  5. Step 5: Solve for x
    x = 148,399,955,639,715,744/579,714,221.30
  6. Step 6: Final answer
    x = 255,988,123.44

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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.