Home / 113,586,532.60-156,749,456.82-61,375,568.08

Finding the Fourth Proportional to 113,586,532.60, 156,749,456.82 and 61,375,568.08

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Solution

The fourth proportional to 113,586,532.60, 156,749,456.82 and 61,375,568.08 is: 84,698,306.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,586,532.60 : 156,749,456.82 = 61,375,568.08 : x
  2. Step 2: Convert to fraction form
    113,586,532.60/156,749,456.82 = 61,375,568.08/x
  3. Step 3: Cross multiply
    113,586,532.60x = 156,749,456.82 × 61,375,568.08
  4. Step 4: Simplify right side
    113,586,532.60x = 9,620,586,958,558,930
  5. Step 5: Solve for x
    x = 9,620,586,958,558,930/113,586,532.60
  6. Step 6: Final answer
    x = 84,698,306.55

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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.