Home / 664,607,003.40-996,910,505.10-227,849,106.60

Finding the Fourth Proportional to 664,607,003.40, 996,910,505.10 and 227,849,106.60

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Solution

The fourth proportional to 664,607,003.40, 996,910,505.10 and 227,849,106.60 is: 341,773,659.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,607,003.40 : 996,910,505.10 = 227,849,106.60 : x
  2. Step 2: Convert to fraction form
    664,607,003.40/996,910,505.10 = 227,849,106.60/x
  3. Step 3: Cross multiply
    664,607,003.40x = 996,910,505.10 × 227,849,106.60
  4. Step 4: Simplify right side
    664,607,003.40x = 227,145,167,947,189,728
  5. Step 5: Solve for x
    x = 227,145,167,947,189,728/664,607,003.40
  6. Step 6: Final answer
    x = 341,773,659.90

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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.