Home / 178,192,489.40-267,288,734.10-106,528,873.40

Finding the Fourth Proportional to 178,192,489.40, 267,288,734.10 and 106,528,873.40

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Solution

The fourth proportional to 178,192,489.40, 267,288,734.10 and 106,528,873.40 is: 159,793,310.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,192,489.40 : 267,288,734.10 = 106,528,873.40 : x
  2. Step 2: Convert to fraction form
    178,192,489.40/267,288,734.10 = 106,528,873.40/x
  3. Step 3: Cross multiply
    178,192,489.40x = 267,288,734.10 × 106,528,873.40
  4. Step 4: Simplify right side
    178,192,489.40x = 28,473,967,716,185,164
  5. Step 5: Solve for x
    x = 28,473,967,716,185,164/178,192,489.40
  6. Step 6: Final answer
    x = 159,793,310.10

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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.