Home / 502,991,722.21-754,487,405.74-134,517,097.73

Finding the Fourth Proportional to 502,991,722.21, 754,487,405.74 and 134,517,097.73

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Solution

The fourth proportional to 502,991,722.21, 754,487,405.74 and 134,517,097.73 is: 201,775,599.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,991,722.21 : 754,487,405.74 = 134,517,097.73 : x
  2. Step 2: Convert to fraction form
    502,991,722.21/754,487,405.74 = 134,517,097.73/x
  3. Step 3: Cross multiply
    502,991,722.21x = 754,487,405.74 × 134,517,097.73
  4. Step 4: Simplify right side
    502,991,722.21x = 101,491,456,093,981,744
  5. Step 5: Solve for x
    x = 101,491,456,093,981,744/502,991,722.21
  6. Step 6: Final answer
    x = 201,775,599.11

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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.