Home / 665,856,000.60-998,784,000.90-483,246,490.20

Finding the Fourth Proportional to 665,856,000.60, 998,784,000.90 and 483,246,490.20

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Solution

The fourth proportional to 665,856,000.60, 998,784,000.90 and 483,246,490.20 is: 724,869,735.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,856,000.60 : 998,784,000.90 = 483,246,490.20 : x
  2. Step 2: Convert to fraction form
    665,856,000.60/998,784,000.90 = 483,246,490.20/x
  3. Step 3: Cross multiply
    665,856,000.60x = 998,784,000.90 × 483,246,490.20
  4. Step 4: Simplify right side
    665,856,000.60x = 482,658,862,902,838,592
  5. Step 5: Solve for x
    x = 482,658,862,902,838,592/665,856,000.60
  6. Step 6: Final answer
    x = 724,869,735.30

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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.