Home / 75,222,616.78-163,799,458.03

Finding the Third Proportional to 75,222,616.78 and 163,799,458.03

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Solution

The third proportional to 75,222,616.78 and 163,799,458.03 is: 356,678,132.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,222,616.78 : 163,799,458.03 = 163,799,458.03 : x
  2. Step 2: Convert to fraction form
    75,222,616.78/163,799,458.03 = 163,799,458.03/x
  3. Step 3: Cross multiply
    75,222,616.78x = 163,799,458.03 × 163,799,458.03
  4. Step 4: Simplify right side
    75,222,616.78x = 26,830,262,451,331,232
  5. Step 5: Solve for x
    x = 26,830,262,451,331,232/75,222,616.78
  6. Step 6: Final answer
    x = 356,678,132.18

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.