Home / 113,586,517.35-156,749,435.78-61,375,552.83

Finding the Fourth Proportional to 113,586,517.35, 156,749,435.78 and 61,375,552.83

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Solution

The fourth proportional to 113,586,517.35, 156,749,435.78 and 61,375,552.83 is: 84,698,285.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,586,517.35 : 156,749,435.78 = 61,375,552.83 : x
  2. Step 2: Convert to fraction form
    113,586,517.35/156,749,435.78 = 61,375,552.83/x
  3. Step 3: Cross multiply
    113,586,517.35x = 156,749,435.78 × 61,375,552.83
  4. Step 4: Simplify right side
    113,586,517.35x = 9,620,583,276,481,204
  5. Step 5: Solve for x
    x = 9,620,583,276,481,204/113,586,517.35
  6. Step 6: Final answer
    x = 84,698,285.51

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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.