Home / 139,040,777,311.20-208,561,165,966.80-34,351,151,839.20

Finding the Fourth Proportional to 139,040,777,311.20, 208,561,165,966.80 and 34,351,151,839.20

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Solution

The fourth proportional to 139,040,777,311.20, 208,561,165,966.80 and 34,351,151,839.20 is: 51,526,727,758.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,040,777,311.20 : 208,561,165,966.80 = 34,351,151,839.20 : x
  2. Step 2: Convert to fraction form
    139,040,777,311.20/208,561,165,966.80 = 34,351,151,839.20/x
  3. Step 3: Cross multiply
    139,040,777,311.20x = 208,561,165,966.80 × 34,351,151,839.20
  4. Step 4: Simplify right side
    139,040,777,311.20x = 7,164,316,279,886,138,310,656
  5. Step 5: Solve for x
    x = 7,164,316,279,886,138,310,656/139,040,777,311.20
  6. Step 6: Final answer
    x = 51,526,727,758.80

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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.