Home / 247,852,529,524.98-371,948,617,615.68-86,503,936,258.61

Finding the Fourth Proportional to 247,852,529,524.98, 371,948,617,615.68 and 86,503,936,258.61

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Solution

The fourth proportional to 247,852,529,524.98, 371,948,617,615.68 and 86,503,936,258.61 is: 129,815,175,061.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,852,529,524.98 : 371,948,617,615.68 = 86,503,936,258.61 : x
  2. Step 2: Convert to fraction form
    247,852,529,524.98/371,948,617,615.68 = 86,503,936,258.61/x
  3. Step 3: Cross multiply
    247,852,529,524.98x = 371,948,617,615.68 × 86,503,936,258.61
  4. Step 4: Simplify right side
    247,852,529,524.98x = 32,175,019,509,704,885,796,864
  5. Step 5: Solve for x
    x = 32,175,019,509,704,885,796,864/247,852,529,524.98
  6. Step 6: Final answer
    x = 129,815,175,061.44

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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.