Home / 252,211,861.36-348,052,517.94-140,702,702.68

Finding the Fourth Proportional to 252,211,861.36, 348,052,517.94 and 140,702,702.68

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Solution

The fourth proportional to 252,211,861.36, 348,052,517.94 and 140,702,702.68 is: 194,169,812.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,211,861.36 : 348,052,517.94 = 140,702,702.68 : x
  2. Step 2: Convert to fraction form
    252,211,861.36/348,052,517.94 = 140,702,702.68/x
  3. Step 3: Cross multiply
    252,211,861.36x = 348,052,517.94 × 140,702,702.68
  4. Step 4: Simplify right side
    252,211,861.36x = 48,971,929,948,737,192
  5. Step 5: Solve for x
    x = 48,971,929,948,737,192/252,211,861.36
  6. Step 6: Final answer
    x = 194,169,812.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.