Home / 293,588,874.05-440,092,422.47-137,863,919.04

Finding the Fourth Proportional to 293,588,874.05, 440,092,422.47 and 137,863,919.04

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Solution

The fourth proportional to 293,588,874.05, 440,092,422.47 and 137,863,919.04 is: 206,659,282.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,588,874.05 : 440,092,422.47 = 137,863,919.04 : x
  2. Step 2: Convert to fraction form
    293,588,874.05/440,092,422.47 = 137,863,919.04/x
  3. Step 3: Cross multiply
    293,588,874.05x = 440,092,422.47 × 137,863,919.04
  4. Step 4: Simplify right side
    293,588,874.05x = 60,672,866,100,832,232
  5. Step 5: Solve for x
    x = 60,672,866,100,832,232/293,588,874.05
  6. Step 6: Final answer
    x = 206,659,282.64

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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.