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Finding the Fourth Proportional to 404,731,920.47, 558,533,900.84 and 237,471,027.44

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Solution

The fourth proportional to 404,731,920.47, 558,533,900.84 and 237,471,027.44 is: 327,712,277.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,731,920.47 : 558,533,900.84 = 237,471,027.44 : x
  2. Step 2: Convert to fraction form
    404,731,920.47/558,533,900.84 = 237,471,027.44/x
  3. Step 3: Cross multiply
    404,731,920.47x = 558,533,900.84 × 237,471,027.44
  4. Step 4: Simplify right side
    404,731,920.47x = 132,635,619,288,565,872
  5. Step 5: Solve for x
    x = 132,635,619,288,565,872/404,731,920.47
  6. Step 6: Final answer
    x = 327,712,277.14

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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.