Home / 339,310,306.40-508,965,459.60-167,123,422.40

Finding the Fourth Proportional to 339,310,306.40, 508,965,459.60 and 167,123,422.40

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Solution

The fourth proportional to 339,310,306.40, 508,965,459.60 and 167,123,422.40 is: 250,685,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,310,306.40 : 508,965,459.60 = 167,123,422.40 : x
  2. Step 2: Convert to fraction form
    339,310,306.40/508,965,459.60 = 167,123,422.40/x
  3. Step 3: Cross multiply
    339,310,306.40x = 508,965,459.60 × 167,123,422.40
  4. Step 4: Simplify right side
    339,310,306.40x = 85,060,049,491,740,944
  5. Step 5: Solve for x
    x = 85,060,049,491,740,944/339,310,306.40
  6. Step 6: Final answer
    x = 250,685,133.60

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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.