Home / 180,986,718.40-271,445,040-70,322,198.56

Finding the Fourth Proportional to 180,986,718.40, 271,445,040 and 70,322,198.56

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Solution

The fourth proportional to 180,986,718.40, 271,445,040 and 70,322,198.56 is: 105,469,684.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,986,718.40 : 271,445,040 = 70,322,198.56 : x
  2. Step 2: Convert to fraction form
    180,986,718.40/271,445,040 = 70,322,198.56/x
  3. Step 3: Cross multiply
    180,986,718.40x = 271,445,040 × 70,322,198.56
  4. Step 4: Simplify right side
    180,986,718.40x = 19,088,612,001,007,144
  5. Step 5: Solve for x
    x = 19,088,612,001,007,144/180,986,718.40
  6. Step 6: Final answer
    x = 105,469,684.02

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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.