Home / 647,366,184.92-893,363,654.87-361,254,711.24

Finding the Fourth Proportional to 647,366,184.92, 893,363,654.87 and 361,254,711.24

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Solution

The fourth proportional to 647,366,184.92, 893,363,654.87 and 361,254,711.24 is: 498,530,563.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,366,184.92 : 893,363,654.87 = 361,254,711.24 : x
  2. Step 2: Convert to fraction form
    647,366,184.92/893,363,654.87 = 361,254,711.24/x
  3. Step 3: Cross multiply
    647,366,184.92x = 893,363,654.87 × 361,254,711.24
  4. Step 4: Simplify right side
    647,366,184.92x = 322,731,829,172,372,864
  5. Step 5: Solve for x
    x = 322,731,829,172,372,864/647,366,184.92
  6. Step 6: Final answer
    x = 498,530,563.83

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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.