Home / 195,517,511.20-293,465,223.60-98,582,672.80

Finding the Fourth Proportional to 195,517,511.20, 293,465,223.60 and 98,582,672.80

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Solution

The fourth proportional to 195,517,511.20, 293,465,223.60 and 98,582,672.80 is: 147,969,283.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,517,511.20 : 293,465,223.60 = 98,582,672.80 : x
  2. Step 2: Convert to fraction form
    195,517,511.20/293,465,223.60 = 98,582,672.80/x
  3. Step 3: Cross multiply
    195,517,511.20x = 293,465,223.60 × 98,582,672.80
  4. Step 4: Simplify right side
    195,517,511.20x = 28,930,586,116,337,640
  5. Step 5: Solve for x
    x = 28,930,586,116,337,640/195,517,511.20
  6. Step 6: Final answer
    x = 147,969,283.87

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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.