Home / 667,298,132.64-1,000,026,209.52-481,584,396.96

Finding the Fourth Proportional to 667,298,132.64, 1,000,026,209.52 and 481,584,396.96

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Solution

The fourth proportional to 667,298,132.64, 1,000,026,209.52 and 481,584,396.96 is: 721,711,923.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,298,132.64 : 1,000,026,209.52 = 481,584,396.96 : x
  2. Step 2: Convert to fraction form
    667,298,132.64/1,000,026,209.52 = 481,584,396.96/x
  3. Step 3: Cross multiply
    667,298,132.64x = 1,000,026,209.52 × 481,584,396.96
  4. Step 4: Simplify right side
    667,298,132.64x = 481,597,019,055,883,776
  5. Step 5: Solve for x
    x = 481,597,019,055,883,776/667,298,132.64
  6. Step 6: Final answer
    x = 721,711,923.80

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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.