Home / 250,279,338.45-375,347,263.14-75,419,306.22

Finding the Fourth Proportional to 250,279,338.45, 375,347,263.14 and 75,419,306.22

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Solution

The fourth proportional to 250,279,338.45, 375,347,263.14 and 75,419,306.22 is: 113,107,339.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,279,338.45 : 375,347,263.14 = 75,419,306.22 : x
  2. Step 2: Convert to fraction form
    250,279,338.45/375,347,263.14 = 75,419,306.22/x
  3. Step 3: Cross multiply
    250,279,338.45x = 375,347,263.14 × 75,419,306.22
  4. Step 4: Simplify right side
    250,279,338.45x = 28,308,430,177,594,576
  5. Step 5: Solve for x
    x = 28,308,430,177,594,576/250,279,338.45
  6. Step 6: Final answer
    x = 113,107,339.79

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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.