Home / 247,852,529,521.98-371,948,617,611.18-86,503,936,255.61

Finding the Fourth Proportional to 247,852,529,521.98, 371,948,617,611.18 and 86,503,936,255.61

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Solution

The fourth proportional to 247,852,529,521.98, 371,948,617,611.18 and 86,503,936,255.61 is: 129,815,175,056.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,852,529,521.98 : 371,948,617,611.18 = 86,503,936,255.61 : x
  2. Step 2: Convert to fraction form
    247,852,529,521.98/371,948,617,611.18 = 86,503,936,255.61/x
  3. Step 3: Cross multiply
    247,852,529,521.98x = 371,948,617,611.18 × 86,503,936,255.61
  4. Step 4: Simplify right side
    247,852,529,521.98x = 32,175,019,508,199,772,389,376
  5. Step 5: Solve for x
    x = 32,175,019,508,199,772,389,376/247,852,529,521.98
  6. Step 6: Final answer
    x = 129,815,175,056.93

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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.