Home / 129,935,836.44-194,924,560.32-52,212,597.48

Finding the Fourth Proportional to 129,935,836.44, 194,924,560.32 and 52,212,597.48

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Solution

The fourth proportional to 129,935,836.44, 194,924,560.32 and 52,212,597.48 is: 78,327,256.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,935,836.44 : 194,924,560.32 = 52,212,597.48 : x
  2. Step 2: Convert to fraction form
    129,935,836.44/194,924,560.32 = 52,212,597.48/x
  3. Step 3: Cross multiply
    129,935,836.44x = 194,924,560.32 × 52,212,597.48
  4. Step 4: Simplify right side
    129,935,836.44x = 10,177,517,606,954,138
  5. Step 5: Solve for x
    x = 10,177,517,606,954,138/129,935,836.44
  6. Step 6: Final answer
    x = 78,327,256.64

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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.