Home / 478,060,103.76-717,115,583.64-150,561,227.76

Finding the Fourth Proportional to 478,060,103.76, 717,115,583.64 and 150,561,227.76

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Solution

The fourth proportional to 478,060,103.76, 717,115,583.64 and 150,561,227.76 is: 225,849,849.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,060,103.76 : 717,115,583.64 = 150,561,227.76 : x
  2. Step 2: Convert to fraction form
    478,060,103.76/717,115,583.64 = 150,561,227.76/x
  3. Step 3: Cross multiply
    478,060,103.76x = 717,115,583.64 × 150,561,227.76
  4. Step 4: Simplify right side
    478,060,103.76x = 107,969,802,718,667,360
  5. Step 5: Solve for x
    x = 107,969,802,718,667,360/478,060,103.76
  6. Step 6: Final answer
    x = 225,849,849.99

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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.