Home / 494,507,165.70-741,760,748.55-126,041,405.70

Finding the Fourth Proportional to 494,507,165.70, 741,760,748.55 and 126,041,405.70

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Solution

The fourth proportional to 494,507,165.70, 741,760,748.55 and 126,041,405.70 is: 189,062,108.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,507,165.70 : 741,760,748.55 = 126,041,405.70 : x
  2. Step 2: Convert to fraction form
    494,507,165.70/741,760,748.55 = 126,041,405.70/x
  3. Step 3: Cross multiply
    494,507,165.70x = 741,760,748.55 × 126,041,405.70
  4. Step 4: Simplify right side
    494,507,165.70x = 93,492,567,440,326,240
  5. Step 5: Solve for x
    x = 93,492,567,440,326,240/494,507,165.70
  6. Step 6: Final answer
    x = 189,062,108.55

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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.