Home / 231,787,012,848.80-347,680,519,273.20-66,351,555,312.80

Finding the Fourth Proportional to 231,787,012,848.80, 347,680,519,273.20 and 66,351,555,312.80

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Solution

The fourth proportional to 231,787,012,848.80, 347,680,519,273.20 and 66,351,555,312.80 is: 99,527,332,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,012,848.80 : 347,680,519,273.20 = 66,351,555,312.80 : x
  2. Step 2: Convert to fraction form
    231,787,012,848.80/347,680,519,273.20 = 66,351,555,312.80/x
  3. Step 3: Cross multiply
    231,787,012,848.80x = 347,680,519,273.20 × 66,351,555,312.80
  4. Step 4: Simplify right side
    231,787,012,848.80x = 23,069,143,205,738,757,226,496
  5. Step 5: Solve for x
    x = 23,069,143,205,738,757,226,496/231,787,012,848.80
  6. Step 6: Final answer
    x = 99,527,332,969.20

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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.