Home / 667,307,536.20-1,000,961,304.30-621,957,904.20

Finding the Fourth Proportional to 667,307,536.20, 1,000,961,304.30 and 621,957,904.20

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Solution

The fourth proportional to 667,307,536.20, 1,000,961,304.30 and 621,957,904.20 is: 932,936,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,307,536.20 : 1,000,961,304.30 = 621,957,904.20 : x
  2. Step 2: Convert to fraction form
    667,307,536.20/1,000,961,304.30 = 621,957,904.20/x
  3. Step 3: Cross multiply
    667,307,536.20x = 1,000,961,304.30 × 621,957,904.20
  4. Step 4: Simplify right side
    667,307,536.20x = 622,555,795,007,726,464
  5. Step 5: Solve for x
    x = 622,555,795,007,726,464/667,307,536.20
  6. Step 6: Final answer
    x = 932,936,856.30

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1.5x scale

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.