Home / 497,665,863.40-746,498,795.10-134,147,194.60

Finding the Fourth Proportional to 497,665,863.40, 746,498,795.10 and 134,147,194.60

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Solution

The fourth proportional to 497,665,863.40, 746,498,795.10 and 134,147,194.60 is: 201,220,791.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,665,863.40 : 746,498,795.10 = 134,147,194.60 : x
  2. Step 2: Convert to fraction form
    497,665,863.40/746,498,795.10 = 134,147,194.60/x
  3. Step 3: Cross multiply
    497,665,863.40x = 746,498,795.10 × 134,147,194.60
  4. Step 4: Simplify right side
    497,665,863.40x = 100,140,719,134,945,232
  5. Step 5: Solve for x
    x = 100,140,719,134,945,232/497,665,863.40
  6. Step 6: Final answer
    x = 201,220,791.90

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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.