Home / 513,216,000.60-769,824,000.90-498,099,456.60

Finding the Fourth Proportional to 513,216,000.60, 769,824,000.90 and 498,099,456.60

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Solution

The fourth proportional to 513,216,000.60, 769,824,000.90 and 498,099,456.60 is: 747,149,184.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,216,000.60 : 769,824,000.90 = 498,099,456.60 : x
  2. Step 2: Convert to fraction form
    513,216,000.60/769,824,000.90 = 498,099,456.60/x
  3. Step 3: Cross multiply
    513,216,000.60x = 769,824,000.90 × 498,099,456.60
  4. Step 4: Simplify right side
    513,216,000.60x = 383,448,916,525,927,936
  5. Step 5: Solve for x
    x = 383,448,916,525,927,936/513,216,000.60
  6. Step 6: Final answer
    x = 747,149,184.90

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Similar ratio
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1.5x scale

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.