Home / 15,993,399,084.05-22,071,584,517.31-8,856,812,897.19

Finding the Fourth Proportional to 15,993,399,084.05, 22,071,584,517.31 and 8,856,812,897.19

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Solution

The fourth proportional to 15,993,399,084.05, 22,071,584,517.31 and 8,856,812,897.19 is: 12,222,785,999.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,993,399,084.05 : 22,071,584,517.31 = 8,856,812,897.19 : x
  2. Step 2: Convert to fraction form
    15,993,399,084.05/22,071,584,517.31 = 8,856,812,897.19/x
  3. Step 3: Cross multiply
    15,993,399,084.05x = 22,071,584,517.31 × 8,856,812,897.19
  4. Step 4: Simplify right side
    15,993,399,084.05x = 195,483,894,414,330,363,904
  5. Step 5: Solve for x
    x = 195,483,894,414,330,363,904/15,993,399,084.05
  6. Step 6: Final answer
    x = 12,222,785,999.84

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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.