Home / 30,371,906,504.95-41,913,227,385.72-18,164,609,737.88

Finding the Fourth Proportional to 30,371,906,504.95, 41,913,227,385.72 and 18,164,609,737.88

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Solution

The fourth proportional to 30,371,906,504.95, 41,913,227,385.72 and 18,164,609,737.88 is: 25,067,159,290.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,371,906,504.95 : 41,913,227,385.72 = 18,164,609,737.88 : x
  2. Step 2: Convert to fraction form
    30,371,906,504.95/41,913,227,385.72 = 18,164,609,737.88/x
  3. Step 3: Cross multiply
    30,371,906,504.95x = 41,913,227,385.72 × 18,164,609,737.88
  4. Step 4: Simplify right side
    30,371,906,504.95x = 761,337,418,316,418,646,016
  5. Step 5: Solve for x
    x = 761,337,418,316,418,646,016/30,371,906,504.95
  6. Step 6: Final answer
    x = 25,067,159,290.52

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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.