Home / 293,589,111.74-440,092,778.24-137,864,156.90

Finding the Fourth Proportional to 293,589,111.74, 440,092,778.24 and 137,864,156.90

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Solution

The fourth proportional to 293,589,111.74, 440,092,778.24 and 137,864,156.90 is: 206,659,638.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,589,111.74 : 440,092,778.24 = 137,864,156.90 : x
  2. Step 2: Convert to fraction form
    293,589,111.74/440,092,778.24 = 137,864,156.90/x
  3. Step 3: Cross multiply
    293,589,111.74x = 440,092,778.24 × 137,864,156.90
  4. Step 4: Simplify right side
    293,589,111.74x = 60,673,019,827,980,472
  5. Step 5: Solve for x
    x = 60,673,019,827,980,472/293,589,111.74
  6. Step 6: Final answer
    x = 206,659,638.94

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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.