Home / 206,017,180.80-309,025,771.20-62,410,012.80

Finding the Fourth Proportional to 206,017,180.80, 309,025,771.20 and 62,410,012.80

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Solution

The fourth proportional to 206,017,180.80, 309,025,771.20 and 62,410,012.80 is: 93,615,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,017,180.80 : 309,025,771.20 = 62,410,012.80 : x
  2. Step 2: Convert to fraction form
    206,017,180.80/309,025,771.20 = 62,410,012.80/x
  3. Step 3: Cross multiply
    206,017,180.80x = 309,025,771.20 × 62,410,012.80
  4. Step 4: Simplify right side
    206,017,180.80x = 19,286,302,336,121,868
  5. Step 5: Solve for x
    x = 19,286,302,336,121,868/206,017,180.80
  6. Step 6: Final answer
    x = 93,615,019.20

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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.