Home / 178,718,390.97-268,083,634.20-47,560,795.66

Finding the Fourth Proportional to 178,718,390.97, 268,083,634.20 and 47,560,795.66

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Solution

The fourth proportional to 178,718,390.97, 268,083,634.20 and 47,560,795.66 is: 71,342,802.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,718,390.97 : 268,083,634.20 = 47,560,795.66 : x
  2. Step 2: Convert to fraction form
    178,718,390.97/268,083,634.20 = 47,560,795.66/x
  3. Step 3: Cross multiply
    178,718,390.97x = 268,083,634.20 × 47,560,795.66
  4. Step 4: Simplify right side
    178,718,390.97x = 12,750,270,945,976,386
  5. Step 5: Solve for x
    x = 12,750,270,945,976,386/178,718,390.97
  6. Step 6: Final answer
    x = 71,342,802.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.