Home / 154,003,317.66-231,005,370.29-38,987,872.29

Finding the Fourth Proportional to 154,003,317.66, 231,005,370.29 and 38,987,872.29

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Solution

The fourth proportional to 154,003,317.66, 231,005,370.29 and 38,987,872.29 is: 58,481,908.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,003,317.66 : 231,005,370.29 = 38,987,872.29 : x
  2. Step 2: Convert to fraction form
    154,003,317.66/231,005,370.29 = 38,987,872.29/x
  3. Step 3: Cross multiply
    154,003,317.66x = 231,005,370.29 × 38,987,872.29
  4. Step 4: Simplify right side
    154,003,317.66x = 9,006,407,874,975,741
  5. Step 5: Solve for x
    x = 9,006,407,874,975,741/154,003,317.66
  6. Step 6: Final answer
    x = 58,481,908.13

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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.