Home / 129,474,073.48-194,080,247.92-55,745,945.16

Finding the Fourth Proportional to 129,474,073.48, 194,080,247.92 and 55,745,945.16

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Solution

The fourth proportional to 129,474,073.48, 194,080,247.92 and 55,745,945.16 is: 83,562,574.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,474,073.48 : 194,080,247.92 = 55,745,945.16 : x
  2. Step 2: Convert to fraction form
    129,474,073.48/194,080,247.92 = 55,745,945.16/x
  3. Step 3: Cross multiply
    129,474,073.48x = 194,080,247.92 × 55,745,945.16
  4. Step 4: Simplify right side
    129,474,073.48x = 10,819,186,857,187,522
  5. Step 5: Solve for x
    x = 10,819,186,857,187,522/129,474,073.48
  6. Step 6: Final answer
    x = 83,562,574.08

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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.