Home / 199,517,430,731.25-275,331,860,955.04-108,063,706,513.17

Finding the Fourth Proportional to 199,517,430,731.25, 275,331,860,955.04 and 108,063,706,513.17

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Solution

The fourth proportional to 199,517,430,731.25, 275,331,860,955.04 and 108,063,706,513.17 is: 149,126,726,957.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,517,430,731.25 : 275,331,860,955.04 = 108,063,706,513.17 : x
  2. Step 2: Convert to fraction form
    199,517,430,731.25/275,331,860,955.04 = 108,063,706,513.17/x
  3. Step 3: Cross multiply
    199,517,430,731.25x = 275,331,860,955.04 × 108,063,706,513.17
  4. Step 4: Simplify right side
    199,517,430,731.25x = 29,753,381,415,970,368,651,264
  5. Step 5: Solve for x
    x = 29,753,381,415,970,368,651,264/199,517,430,731.25
  6. Step 6: Final answer
    x = 149,126,726,957.75

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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.