Home / 558,493,896.60-837,740,844.90-498,228,487.20

Finding the Fourth Proportional to 558,493,896.60, 837,740,844.90 and 498,228,487.20

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Solution

The fourth proportional to 558,493,896.60, 837,740,844.90 and 498,228,487.20 is: 747,342,730.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,493,896.60 : 837,740,844.90 = 498,228,487.20 : x
  2. Step 2: Convert to fraction form
    558,493,896.60/837,740,844.90 = 498,228,487.20/x
  3. Step 3: Cross multiply
    558,493,896.60x = 837,740,844.90 × 498,228,487.20
  4. Step 4: Simplify right side
    558,493,896.60x = 417,386,353,820,176,832
  5. Step 5: Solve for x
    x = 417,386,353,820,176,832/558,493,896.60
  6. Step 6: Final answer
    x = 747,342,730.80

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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.