Home / 825,477,789.92-1,238,761,494.96-437,573,025.30

Finding the Fourth Proportional to 825,477,789.92, 1,238,761,494.96 and 437,573,025.30

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Solution

The fourth proportional to 825,477,789.92, 1,238,761,494.96 and 437,573,025.30 is: 656,648,333.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,477,789.92 : 1,238,761,494.96 = 437,573,025.30 : x
  2. Step 2: Convert to fraction form
    825,477,789.92/1,238,761,494.96 = 437,573,025.30/x
  3. Step 3: Cross multiply
    825,477,789.92x = 1,238,761,494.96 × 437,573,025.30
  4. Step 4: Simplify right side
    825,477,789.92x = 542,048,614,974,797,952
  5. Step 5: Solve for x
    x = 542,048,614,974,797,952/825,477,789.92
  6. Step 6: Final answer
    x = 656,648,333.36

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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.