Home / 204,503,139.40-306,754,709.10-97,007,715.40

Finding the Fourth Proportional to 204,503,139.40, 306,754,709.10 and 97,007,715.40

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Solution

The fourth proportional to 204,503,139.40, 306,754,709.10 and 97,007,715.40 is: 145,511,573.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,503,139.40 : 306,754,709.10 = 97,007,715.40 : x
  2. Step 2: Convert to fraction form
    204,503,139.40/306,754,709.10 = 97,007,715.40/x
  3. Step 3: Cross multiply
    204,503,139.40x = 306,754,709.10 × 97,007,715.40
  4. Step 4: Simplify right side
    204,503,139.40x = 29,757,573,517,982,596
  5. Step 5: Solve for x
    x = 29,757,573,517,982,596/204,503,139.40
  6. Step 6: Final answer
    x = 145,511,573.10

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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.