Home / 1,555,238,253.12-2,332,859,624.85-635,114,591.75

Finding the Fourth Proportional to 1,555,238,253.12, 2,332,859,624.85 and 635,114,591.75

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Solution

The fourth proportional to 1,555,238,253.12, 2,332,859,624.85 and 635,114,591.75 is: 952,672,804.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,238,253.12 : 2,332,859,624.85 = 635,114,591.75 : x
  2. Step 2: Convert to fraction form
    1,555,238,253.12/2,332,859,624.85 = 635,114,591.75/x
  3. Step 3: Cross multiply
    1,555,238,253.12x = 2,332,859,624.85 × 635,114,591.75
  4. Step 4: Simplify right side
    1,555,238,253.12x = 1,481,633,188,235,001,600
  5. Step 5: Solve for x
    x = 1,481,633,188,235,001,600/1,555,238,253.12
  6. Step 6: Final answer
    x = 952,672,804.48

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Double scale
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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.