Home / 129,609,493.01-194,381,880.55-50,842,010.30

Finding the Fourth Proportional to 129,609,493.01, 194,381,880.55 and 50,842,010.30

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Solution

The fourth proportional to 129,609,493.01, 194,381,880.55 and 50,842,010.30 is: 76,250,321.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,609,493.01 : 194,381,880.55 = 50,842,010.30 : x
  2. Step 2: Convert to fraction form
    129,609,493.01/194,381,880.55 = 50,842,010.30/x
  3. Step 3: Cross multiply
    129,609,493.01x = 194,381,880.55 × 50,842,010.30
  4. Step 4: Simplify right side
    129,609,493.01x = 9,882,765,573,609,690
  5. Step 5: Solve for x
    x = 9,882,765,573,609,690/129,609,493.01
  6. Step 6: Final answer
    x = 76,250,321.98

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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.