Home / 1,189,173,822.60-1,784,398,463.10-499,150,828.20

Finding the Fourth Proportional to 1,189,173,822.60, 1,784,398,463.10 and 499,150,828.20

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Solution

The fourth proportional to 1,189,173,822.60, 1,784,398,463.10 and 499,150,828.20 is: 748,993,926.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,173,822.60 : 1,784,398,463.10 = 499,150,828.20 : x
  2. Step 2: Convert to fraction form
    1,189,173,822.60/1,784,398,463.10 = 499,150,828.20/x
  3. Step 3: Cross multiply
    1,189,173,822.60x = 1,784,398,463.10 × 499,150,828.20
  4. Step 4: Simplify right side
    1,189,173,822.60x = 890,683,970,695,172,096
  5. Step 5: Solve for x
    x = 890,683,970,695,172,096/1,189,173,822.60
  6. Step 6: Final answer
    x = 748,993,926.51

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Double scale
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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.