Home / 125,914,913,221.54-173,762,158,387.53-68,822,190,648.58

Finding the Fourth Proportional to 125,914,913,221.54, 173,762,158,387.53 and 68,822,190,648.58

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Solution

The fourth proportional to 125,914,913,221.54, 173,762,158,387.53 and 68,822,190,648.58 is: 94,974,392,517.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,914,913,221.54 : 173,762,158,387.53 = 68,822,190,648.58 : x
  2. Step 2: Convert to fraction form
    125,914,913,221.54/173,762,158,387.53 = 68,822,190,648.58/x
  3. Step 3: Cross multiply
    125,914,913,221.54x = 173,762,158,387.53 × 68,822,190,648.58
  4. Step 4: Simplify right side
    125,914,913,221.54x = 11,958,692,392,055,345,250,304
  5. Step 5: Solve for x
    x = 11,958,692,392,055,345,250,304/125,914,913,221.54
  6. Step 6: Final answer
    x = 94,974,392,517.07

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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.