Home / 499,608,052.20-749,412,078.30-491,104,996.20

Finding the Fourth Proportional to 499,608,052.20, 749,412,078.30 and 491,104,996.20

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Solution

The fourth proportional to 499,608,052.20, 749,412,078.30 and 491,104,996.20 is: 736,657,494.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,608,052.20 : 749,412,078.30 = 491,104,996.20 : x
  2. Step 2: Convert to fraction form
    499,608,052.20/749,412,078.30 = 491,104,996.20/x
  3. Step 3: Cross multiply
    499,608,052.20x = 749,412,078.30 × 491,104,996.20
  4. Step 4: Simplify right side
    499,608,052.20x = 368,040,015,865,755,584
  5. Step 5: Solve for x
    x = 368,040,015,865,755,584/499,608,052.20
  6. Step 6: Final answer
    x = 736,657,494.30

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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.