Home / 71,773,081.20-107,659,621.80-33,509,329.20

Finding the Fourth Proportional to 71,773,081.20, 107,659,621.80 and 33,509,329.20

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Solution

The fourth proportional to 71,773,081.20, 107,659,621.80 and 33,509,329.20 is: 50,263,993.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,773,081.20 : 107,659,621.80 = 33,509,329.20 : x
  2. Step 2: Convert to fraction form
    71,773,081.20/107,659,621.80 = 33,509,329.20/x
  3. Step 3: Cross multiply
    71,773,081.20x = 107,659,621.80 × 33,509,329.20
  4. Step 4: Simplify right side
    71,773,081.20x = 3,607,601,708,443,696.50
  5. Step 5: Solve for x
    x = 3,607,601,708,443,696.50/71,773,081.20
  6. Step 6: Final answer
    x = 50,263,993.80

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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.