Home / 641,989,194.93-962,680,227.30-248,700,227.22

Finding the Fourth Proportional to 641,989,194.93, 962,680,227.30 and 248,700,227.22

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Solution

The fourth proportional to 641,989,194.93, 962,680,227.30 and 248,700,227.22 is: 372,932,742.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,989,194.93 : 962,680,227.30 = 248,700,227.22 : x
  2. Step 2: Convert to fraction form
    641,989,194.93/962,680,227.30 = 248,700,227.22/x
  3. Step 3: Cross multiply
    641,989,194.93x = 962,680,227.30 × 248,700,227.22
  4. Step 4: Simplify right side
    641,989,194.93x = 239,418,791,269,711,232
  5. Step 5: Solve for x
    x = 239,418,791,269,711,232/641,989,194.93
  6. Step 6: Final answer
    x = 372,932,742.73

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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.