Home / 215,033,444.74-322,598,696.87-65,481,286.06

Finding the Fourth Proportional to 215,033,444.74, 322,598,696.87 and 65,481,286.06

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Solution

The fourth proportional to 215,033,444.74, 322,598,696.87 and 65,481,286.06 is: 98,236,707.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,033,444.74 : 322,598,696.87 = 65,481,286.06 : x
  2. Step 2: Convert to fraction form
    215,033,444.74/322,598,696.87 = 65,481,286.06/x
  3. Step 3: Cross multiply
    215,033,444.74x = 322,598,696.87 × 65,481,286.06
  4. Step 4: Simplify right side
    215,033,444.74x = 21,124,177,553,297,896
  5. Step 5: Solve for x
    x = 21,124,177,553,297,896/215,033,444.74
  6. Step 6: Final answer
    x = 98,236,707.22

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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.