Home / 664,304,117.60-996,456,176.40-204,182,499.80

Finding the Fourth Proportional to 664,304,117.60, 996,456,176.40 and 204,182,499.80

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Solution

The fourth proportional to 664,304,117.60, 996,456,176.40 and 204,182,499.80 is: 306,273,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,304,117.60 : 996,456,176.40 = 204,182,499.80 : x
  2. Step 2: Convert to fraction form
    664,304,117.60/996,456,176.40 = 204,182,499.80/x
  3. Step 3: Cross multiply
    664,304,117.60x = 996,456,176.40 × 204,182,499.80
  4. Step 4: Simplify right side
    664,304,117.60x = 203,458,913,038,501,760
  5. Step 5: Solve for x
    x = 203,458,913,038,501,760/664,304,117.60
  6. Step 6: Final answer
    x = 306,273,749.70

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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.