Home / 18,828,381,451.20-28,191,611,383.20-14,751,517,963.20

Finding the Fourth Proportional to 18,828,381,451.20, 28,191,611,383.20 and 14,751,517,963.20

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Solution

The fourth proportional to 18,828,381,451.20, 28,191,611,383.20 and 14,751,517,963.20 is: 22,087,350,567.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,828,381,451.20 : 28,191,611,383.20 = 14,751,517,963.20 : x
  2. Step 2: Convert to fraction form
    18,828,381,451.20/28,191,611,383.20 = 14,751,517,963.20/x
  3. Step 3: Cross multiply
    18,828,381,451.20x = 28,191,611,383.20 × 14,751,517,963.20
  4. Step 4: Simplify right side
    18,828,381,451.20x = 415,869,061,730,828,419,072
  5. Step 5: Solve for x
    x = 415,869,061,730,828,419,072/18,828,381,451.20
  6. Step 6: Final answer
    x = 22,087,350,567.48

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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.