Home / 293,589,113.49-440,092,780.86-137,864,158.65

Finding the Fourth Proportional to 293,589,113.49, 440,092,780.86 and 137,864,158.65

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Solution

The fourth proportional to 293,589,113.49, 440,092,780.86 and 137,864,158.65 is: 206,659,641.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,589,113.49 : 440,092,780.86 = 137,864,158.65 : x
  2. Step 2: Convert to fraction form
    293,589,113.49/440,092,780.86 = 137,864,158.65/x
  3. Step 3: Cross multiply
    293,589,113.49x = 440,092,780.86 × 137,864,158.65
  4. Step 4: Simplify right side
    293,589,113.49x = 60,673,020,961,202,728
  5. Step 5: Solve for x
    x = 60,673,020,961,202,728/293,589,113.49
  6. Step 6: Final answer
    x = 206,659,641.56

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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.