Home / 113,772,709.20-170,659,063.80-49,202,627.70

Finding the Fourth Proportional to 113,772,709.20, 170,659,063.80 and 49,202,627.70

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Solution

The fourth proportional to 113,772,709.20, 170,659,063.80 and 49,202,627.70 is: 73,803,941.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,772,709.20 : 170,659,063.80 = 49,202,627.70 : x
  2. Step 2: Convert to fraction form
    113,772,709.20/170,659,063.80 = 49,202,627.70/x
  3. Step 3: Cross multiply
    113,772,709.20x = 170,659,063.80 × 49,202,627.70
  4. Step 4: Simplify right side
    113,772,709.20x = 8,396,874,379,781,948
  5. Step 5: Solve for x
    x = 8,396,874,379,781,948/113,772,709.20
  6. Step 6: Final answer
    x = 73,803,941.55

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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.