Home / 409,080,586.32-613,623,173.40-136,450,604.88

Finding the Fourth Proportional to 409,080,586.32, 613,623,173.40 and 136,450,604.88

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Solution

The fourth proportional to 409,080,586.32, 613,623,173.40 and 136,450,604.88 is: 204,676,672.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,080,586.32 : 613,623,173.40 = 136,450,604.88 : x
  2. Step 2: Convert to fraction form
    409,080,586.32/613,623,173.40 = 136,450,604.88/x
  3. Step 3: Cross multiply
    409,080,586.32x = 613,623,173.40 × 136,450,604.88
  4. Step 4: Simplify right side
    409,080,586.32x = 83,729,253,178,815,120
  5. Step 5: Solve for x
    x = 83,729,253,178,815,120/409,080,586.32
  6. Step 6: Final answer
    x = 204,676,672.47

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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.