Home / 268,857,710.40-403,286,565.60-132,608,366.40

Finding the Fourth Proportional to 268,857,710.40, 403,286,565.60 and 132,608,366.40

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Solution

The fourth proportional to 268,857,710.40, 403,286,565.60 and 132,608,366.40 is: 198,912,549.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,857,710.40 : 403,286,565.60 = 132,608,366.40 : x
  2. Step 2: Convert to fraction form
    268,857,710.40/403,286,565.60 = 132,608,366.40/x
  3. Step 3: Cross multiply
    268,857,710.40x = 403,286,565.60 × 132,608,366.40
  4. Step 4: Simplify right side
    268,857,710.40x = 53,479,172,655,282,440
  5. Step 5: Solve for x
    x = 53,479,172,655,282,440/268,857,710.40
  6. Step 6: Final answer
    x = 198,912,549.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.