Home / 111,707,804.15-167,561,706.23-103,645,647.35

Finding the Fourth Proportional to 111,707,804.15, 167,561,706.23 and 103,645,647.35

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Solution

The fourth proportional to 111,707,804.15, 167,561,706.23 and 103,645,647.35 is: 155,468,471.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,707,804.15 : 167,561,706.23 = 103,645,647.35 : x
  2. Step 2: Convert to fraction form
    111,707,804.15/167,561,706.23 = 103,645,647.35/x
  3. Step 3: Cross multiply
    111,707,804.15x = 167,561,706.23 × 103,645,647.35
  4. Step 4: Simplify right side
    111,707,804.15x = 17,367,041,513,278,876
  5. Step 5: Solve for x
    x = 17,367,041,513,278,876/111,707,804.15
  6. Step 6: Final answer
    x = 155,468,471.03

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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.