Home / 152,218,559.27-210,061,613.29-82,603,940.15

Finding the Fourth Proportional to 152,218,559.27, 210,061,613.29 and 82,603,940.15

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Solution

The fourth proportional to 152,218,559.27, 210,061,613.29 and 82,603,940.15 is: 113,993,438.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,218,559.27 : 210,061,613.29 = 82,603,940.15 : x
  2. Step 2: Convert to fraction form
    152,218,559.27/210,061,613.29 = 82,603,940.15/x
  3. Step 3: Cross multiply
    152,218,559.27x = 210,061,613.29 × 82,603,940.15
  4. Step 4: Simplify right side
    152,218,559.27x = 17,351,916,932,160,540
  5. Step 5: Solve for x
    x = 17,351,916,932,160,540/152,218,559.27
  6. Step 6: Final answer
    x = 113,993,438.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.