Home / 129,611,042.34-194,416,760.34-52,934,070.56

Finding the Fourth Proportional to 129,611,042.34, 194,416,760.34 and 52,934,070.56

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Solution

The fourth proportional to 129,611,042.34, 194,416,760.34 and 52,934,070.56 is: 79,401,186.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,611,042.34 : 194,416,760.34 = 52,934,070.56 : x
  2. Step 2: Convert to fraction form
    129,611,042.34/194,416,760.34 = 52,934,070.56/x
  3. Step 3: Cross multiply
    129,611,042.34x = 194,416,760.34 × 52,934,070.56
  4. Step 4: Simplify right side
    129,611,042.34x = 10,291,270,508,912,086
  5. Step 5: Solve for x
    x = 10,291,270,508,912,086/129,611,042.34
  6. Step 6: Final answer
    x = 79,401,186.22

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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.