Home / 579,714,221.55-869,273,462.93-170,717,227.95

Finding the Fourth Proportional to 579,714,221.55, 869,273,462.93 and 170,717,227.95

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Solution

The fourth proportional to 579,714,221.55, 869,273,462.93 and 170,717,227.95 is: 255,988,123.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,714,221.55 : 869,273,462.93 = 170,717,227.95 : x
  2. Step 2: Convert to fraction form
    579,714,221.55/869,273,462.93 = 170,717,227.95/x
  3. Step 3: Cross multiply
    579,714,221.55x = 869,273,462.93 × 170,717,227.95
  4. Step 4: Simplify right side
    579,714,221.55x = 148,399,955,921,053,088
  5. Step 5: Solve for x
    x = 148,399,955,921,053,088/579,714,221.55
  6. Step 6: Final answer
    x = 255,988,123.81

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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.