Home / 668,910,240.28-1,003,375,446.18-232,224,791.50

Finding the Fourth Proportional to 668,910,240.28, 1,003,375,446.18 and 232,224,791.50

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Solution

The fourth proportional to 668,910,240.28, 1,003,375,446.18 and 232,224,791.50 is: 348,340,688.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,910,240.28 : 1,003,375,446.18 = 232,224,791.50 : x
  2. Step 2: Convert to fraction form
    668,910,240.28/1,003,375,446.18 = 232,224,791.50/x
  3. Step 3: Cross multiply
    668,910,240.28x = 1,003,375,446.18 × 232,224,791.50
  4. Step 4: Simplify right side
    668,910,240.28x = 233,008,653,785,369,952
  5. Step 5: Solve for x
    x = 233,008,653,785,369,952/668,910,240.28
  6. Step 6: Final answer
    x = 348,340,688.71

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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.