Home / 13,050,649,084.07-18,012,055,654.47-7,699,517,691.95

Finding the Fourth Proportional to 13,050,649,084.07, 18,012,055,654.47 and 7,699,517,691.95

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Solution

The fourth proportional to 13,050,649,084.07, 18,012,055,654.47 and 7,699,517,691.95 is: 10,626,608,706.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,050,649,084.07 : 18,012,055,654.47 = 7,699,517,691.95 : x
  2. Step 2: Convert to fraction form
    13,050,649,084.07/18,012,055,654.47 = 7,699,517,691.95/x
  3. Step 3: Cross multiply
    13,050,649,084.07x = 18,012,055,654.47 × 7,699,517,691.95
  4. Step 4: Simplify right side
    13,050,649,084.07x = 138,684,141,179,889,745,920
  5. Step 5: Solve for x
    x = 138,684,141,179,889,745,920/13,050,649,084.07
  6. Step 6: Final answer
    x = 10,626,608,706.32

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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.