Home / 140,342,442.56-193,594,824.23-81,598,615.17

Finding the Fourth Proportional to 140,342,442.56, 193,594,824.23 and 81,598,615.17

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Solution

The fourth proportional to 140,342,442.56, 193,594,824.23 and 81,598,615.17 is: 112,560,885.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,342,442.56 : 193,594,824.23 = 81,598,615.17 : x
  2. Step 2: Convert to fraction form
    140,342,442.56/193,594,824.23 = 81,598,615.17/x
  3. Step 3: Cross multiply
    140,342,442.56x = 193,594,824.23 × 81,598,615.17
  4. Step 4: Simplify right side
    140,342,442.56x = 15,797,069,560,839,568
  5. Step 5: Solve for x
    x = 15,797,069,560,839,568/140,342,442.56
  6. Step 6: Final answer
    x = 112,560,885.17

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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.