Home / 315,554,175.22-435,508,020.93-181,589,338.30

Finding the Fourth Proportional to 315,554,175.22, 435,508,020.93 and 181,589,338.30

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Solution

The fourth proportional to 315,554,175.22, 435,508,020.93 and 181,589,338.30 is: 250,618,180.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,554,175.22 : 435,508,020.93 = 181,589,338.30 : x
  2. Step 2: Convert to fraction form
    315,554,175.22/435,508,020.93 = 181,589,338.30/x
  3. Step 3: Cross multiply
    315,554,175.22x = 435,508,020.93 × 181,589,338.30
  4. Step 4: Simplify right side
    315,554,175.22x = 79,083,613,345,021,264
  5. Step 5: Solve for x
    x = 79,083,613,345,021,264/315,554,175.22
  6. Step 6: Final answer
    x = 250,618,180.82

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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.