Home / 31,747,792,306.88-47,621,813,250-12,861,436,733.12

Finding the Fourth Proportional to 31,747,792,306.88, 47,621,813,250 and 12,861,436,733.12

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Solution

The fourth proportional to 31,747,792,306.88, 47,621,813,250 and 12,861,436,733.12 is: 19,292,205,653.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,747,792,306.88 : 47,621,813,250 = 12,861,436,733.12 : x
  2. Step 2: Convert to fraction form
    31,747,792,306.88/47,621,813,250 = 12,861,436,733.12/x
  3. Step 3: Cross multiply
    31,747,792,306.88x = 47,621,813,250 × 12,861,436,733.12
  4. Step 4: Simplify right side
    31,747,792,306.88x = 612,484,938,231,330,766,848
  5. Step 5: Solve for x
    x = 612,484,938,231,330,766,848/31,747,792,306.88
  6. Step 6: Final answer
    x = 19,292,205,653.58

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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.