Home / 551,831,232.96-824,229,076.50-499,228,123.86

Finding the Fourth Proportional to 551,831,232.96, 824,229,076.50 and 499,228,123.86

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Solution

The fourth proportional to 551,831,232.96, 824,229,076.50 and 499,228,123.86 is: 745,659,743.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,831,232.96 : 824,229,076.50 = 499,228,123.86 : x
  2. Step 2: Convert to fraction form
    551,831,232.96/824,229,076.50 = 499,228,123.86/x
  3. Step 3: Cross multiply
    551,831,232.96x = 824,229,076.50 × 499,228,123.86
  4. Step 4: Simplify right side
    551,831,232.96x = 411,478,335,491,955,456
  5. Step 5: Solve for x
    x = 411,478,335,491,955,456/551,831,232.96
  6. Step 6: Final answer
    x = 745,659,743.26

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.