Home / 558,493,722.60-837,740,583.90-498,228,313.20

Finding the Fourth Proportional to 558,493,722.60, 837,740,583.90 and 498,228,313.20

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Solution

The fourth proportional to 558,493,722.60, 837,740,583.90 and 498,228,313.20 is: 747,342,469.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,493,722.60 : 837,740,583.90 = 498,228,313.20 : x
  2. Step 2: Convert to fraction form
    558,493,722.60/837,740,583.90 = 498,228,313.20/x
  3. Step 3: Cross multiply
    558,493,722.60x = 837,740,583.90 × 498,228,313.20
  4. Step 4: Simplify right side
    558,493,722.60x = 417,386,078,015,680,064
  5. Step 5: Solve for x
    x = 417,386,078,015,680,064/558,493,722.60
  6. Step 6: Final answer
    x = 747,342,469.80

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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.