Home / 231,840,511.30-347,760,766.95-124,345,087.30

Finding the Fourth Proportional to 231,840,511.30, 347,760,766.95 and 124,345,087.30

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Solution

The fourth proportional to 231,840,511.30, 347,760,766.95 and 124,345,087.30 is: 186,517,630.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,840,511.30 : 347,760,766.95 = 124,345,087.30 : x
  2. Step 2: Convert to fraction form
    231,840,511.30/347,760,766.95 = 124,345,087.30/x
  3. Step 3: Cross multiply
    231,840,511.30x = 347,760,766.95 × 124,345,087.30
  4. Step 4: Simplify right side
    231,840,511.30x = 43,242,342,925,912,704
  5. Step 5: Solve for x
    x = 43,242,342,925,912,704/231,840,511.30
  6. Step 6: Final answer
    x = 186,517,630.95

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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.