Home / 182,672,616.45-251,844,348.78-145,120,376.97

Finding the Fourth Proportional to 182,672,616.45, 251,844,348.78 and 145,120,376.97

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Solution

The fourth proportional to 182,672,616.45, 251,844,348.78 and 145,120,376.97 is: 200,072,389.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,672,616.45 : 251,844,348.78 = 145,120,376.97 : x
  2. Step 2: Convert to fraction form
    182,672,616.45/251,844,348.78 = 145,120,376.97/x
  3. Step 3: Cross multiply
    182,672,616.45x = 251,844,348.78 × 145,120,376.97
  4. Step 4: Simplify right side
    182,672,616.45x = 36,547,746,832,717,760
  5. Step 5: Solve for x
    x = 36,547,746,832,717,760/182,672,616.45
  6. Step 6: Final answer
    x = 200,072,389.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.