Home / 69,336,562.80-104,004,844.20-52,204,479.60

Finding the Fourth Proportional to 69,336,562.80, 104,004,844.20 and 52,204,479.60

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Solution

The fourth proportional to 69,336,562.80, 104,004,844.20 and 52,204,479.60 is: 78,306,719.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,336,562.80 : 104,004,844.20 = 52,204,479.60 : x
  2. Step 2: Convert to fraction form
    69,336,562.80/104,004,844.20 = 52,204,479.60/x
  3. Step 3: Cross multiply
    69,336,562.80x = 104,004,844.20 × 52,204,479.60
  4. Step 4: Simplify right side
    69,336,562.80x = 5,429,518,767,340,079
  5. Step 5: Solve for x
    x = 5,429,518,767,340,079/69,336,562.80
  6. Step 6: Final answer
    x = 78,306,719.40

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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.