Home / 137,916,058.28-206,904,361.98-40,879,250.60

Finding the Fourth Proportional to 137,916,058.28, 206,904,361.98 and 40,879,250.60

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Solution

The fourth proportional to 137,916,058.28, 206,904,361.98 and 40,879,250.60 is: 61,327,849.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,916,058.28 : 206,904,361.98 = 40,879,250.60 : x
  2. Step 2: Convert to fraction form
    137,916,058.28/206,904,361.98 = 40,879,250.60/x
  3. Step 3: Cross multiply
    137,916,058.28x = 206,904,361.98 × 40,879,250.60
  4. Step 4: Simplify right side
    137,916,058.28x = 8,458,095,263,613,532
  5. Step 5: Solve for x
    x = 8,458,095,263,613,532/137,916,058.28
  6. Step 6: Final answer
    x = 61,327,849.48

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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.