Home / 198,063,016,115.46-297,111,638,023.76-54,642,044,359.77

Finding the Fourth Proportional to 198,063,016,115.46, 297,111,638,023.76 and 54,642,044,359.77

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Solution

The fourth proportional to 198,063,016,115.46, 297,111,638,023.76 and 54,642,044,359.77 is: 81,967,787,944.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,063,016,115.46 : 297,111,638,023.76 = 54,642,044,359.77 : x
  2. Step 2: Convert to fraction form
    198,063,016,115.46/297,111,638,023.76 = 54,642,044,359.77/x
  3. Step 3: Cross multiply
    198,063,016,115.46x = 297,111,638,023.76 × 54,642,044,359.77
  4. Step 4: Simplify right side
    198,063,016,115.46x = 16,234,787,304,696,736,382,976
  5. Step 5: Solve for x
    x = 16,234,787,304,696,736,382,976/198,063,016,115.46
  6. Step 6: Final answer
    x = 81,967,787,944.99

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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.