Home / 1,488,800,511.90-2,233,200,767.85-453,659,732.10

Finding the Fourth Proportional to 1,488,800,511.90, 2,233,200,767.85 and 453,659,732.10

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Solution

The fourth proportional to 1,488,800,511.90, 2,233,200,767.85 and 453,659,732.10 is: 680,489,598.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,800,511.90 : 2,233,200,767.85 = 453,659,732.10 : x
  2. Step 2: Convert to fraction form
    1,488,800,511.90/2,233,200,767.85 = 453,659,732.10/x
  3. Step 3: Cross multiply
    1,488,800,511.90x = 2,233,200,767.85 × 453,659,732.10
  4. Step 4: Simplify right side
    1,488,800,511.90x = 1,013,113,262,068,345,344
  5. Step 5: Solve for x
    x = 1,013,113,262,068,345,344/1,488,800,511.90
  6. Step 6: Final answer
    x = 680,489,598.15

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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.