Home / 580,608,743.90-870,913,115.85-437,281,511.90

Finding the Fourth Proportional to 580,608,743.90, 870,913,115.85 and 437,281,511.90

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Solution

The fourth proportional to 580,608,743.90, 870,913,115.85 and 437,281,511.90 is: 655,922,267.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,608,743.90 : 870,913,115.85 = 437,281,511.90 : x
  2. Step 2: Convert to fraction form
    580,608,743.90/870,913,115.85 = 437,281,511.90/x
  3. Step 3: Cross multiply
    580,608,743.90x = 870,913,115.85 × 437,281,511.90
  4. Step 4: Simplify right side
    580,608,743.90x = 380,834,204,032,427,840
  5. Step 5: Solve for x
    x = 380,834,204,032,427,840/580,608,743.90
  6. Step 6: Final answer
    x = 655,922,267.85

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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.