Home / 347,680,517,474.40-521,520,776,211.60-252,908,856,520.80

Finding the Fourth Proportional to 347,680,517,474.40, 521,520,776,211.60 and 252,908,856,520.80

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Solution

The fourth proportional to 347,680,517,474.40, 521,520,776,211.60 and 252,908,856,520.80 is: 379,363,284,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,680,517,474.40 : 521,520,776,211.60 = 252,908,856,520.80 : x
  2. Step 2: Convert to fraction form
    347,680,517,474.40/521,520,776,211.60 = 252,908,856,520.80/x
  3. Step 3: Cross multiply
    347,680,517,474.40x = 521,520,776,211.60 × 252,908,856,520.80
  4. Step 4: Simplify right side
    347,680,517,474.40x = 131,897,223,163,515,777,318,912
  5. Step 5: Solve for x
    x = 131,897,223,163,515,777,318,912/347,680,517,474.40
  6. Step 6: Final answer
    x = 379,363,284,781.20

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1.5x scale

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.