Home / 202,098,458.40-303,147,687.60-137,528,376.90

Finding the Fourth Proportional to 202,098,458.40, 303,147,687.60 and 137,528,376.90

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Solution

The fourth proportional to 202,098,458.40, 303,147,687.60 and 137,528,376.90 is: 206,292,565.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,098,458.40 : 303,147,687.60 = 137,528,376.90 : x
  2. Step 2: Convert to fraction form
    202,098,458.40/303,147,687.60 = 137,528,376.90/x
  3. Step 3: Cross multiply
    202,098,458.40x = 303,147,687.60 × 137,528,376.90
  4. Step 4: Simplify right side
    202,098,458.40x = 41,691,409,436,616,264
  5. Step 5: Solve for x
    x = 41,691,409,436,616,264/202,098,458.40
  6. Step 6: Final answer
    x = 206,292,565.35

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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.