Home / 83,987,552.50-115,902,824.07-45,356,384.50

Finding the Fourth Proportional to 83,987,552.50, 115,902,824.07 and 45,356,384.50

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Solution

The fourth proportional to 83,987,552.50, 115,902,824.07 and 45,356,384.50 is: 62,591,811.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,987,552.50 : 115,902,824.07 = 45,356,384.50 : x
  2. Step 2: Convert to fraction form
    83,987,552.50/115,902,824.07 = 45,356,384.50/x
  3. Step 3: Cross multiply
    83,987,552.50x = 115,902,824.07 × 45,356,384.50
  4. Step 4: Simplify right side
    83,987,552.50x = 5,256,933,053,154,775
  5. Step 5: Solve for x
    x = 5,256,933,053,154,775/83,987,552.50
  6. Step 6: Final answer
    x = 62,591,811.48

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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.