Home / 1,651,304,468.55-2,278,800,542.21-908,748,531.30

Finding the Fourth Proportional to 1,651,304,468.55, 2,278,800,542.21 and 908,748,531.30

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Solution

The fourth proportional to 1,651,304,468.55, 2,278,800,542.21 and 908,748,531.30 is: 1,254,073,179.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,304,468.55 : 2,278,800,542.21 = 908,748,531.30 : x
  2. Step 2: Convert to fraction form
    1,651,304,468.55/2,278,800,542.21 = 908,748,531.30/x
  3. Step 3: Cross multiply
    1,651,304,468.55x = 2,278,800,542.21 × 908,748,531.30
  4. Step 4: Simplify right side
    1,651,304,468.55x = 2,070,856,645,854,437,120
  5. Step 5: Solve for x
    x = 2,070,856,645,854,437,120/1,651,304,468.55
  6. Step 6: Final answer
    x = 1,254,073,179.90

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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.