Home / 18,057,611,581.84-24,919,811,938.20-9,919,758,046.24

Finding the Fourth Proportional to 18,057,611,581.84, 24,919,811,938.20 and 9,919,758,046.24

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Solution

The fourth proportional to 18,057,611,581.84, 24,919,811,938.20 and 9,919,758,046.24 is: 13,689,435,275.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,057,611,581.84 : 24,919,811,938.20 = 9,919,758,046.24 : x
  2. Step 2: Convert to fraction form
    18,057,611,581.84/24,919,811,938.20 = 9,919,758,046.24/x
  3. Step 3: Cross multiply
    18,057,611,581.84x = 24,919,811,938.20 × 9,919,758,046.24
  4. Step 4: Simplify right side
    18,057,611,581.84x = 247,198,504,984,747,048,960
  5. Step 5: Solve for x
    x = 247,198,504,984,747,048,960/18,057,611,581.84
  6. Step 6: Final answer
    x = 13,689,435,275.78

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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.