Home / 206,017,172.80-309,025,759.20-62,410,004.80

Finding the Fourth Proportional to 206,017,172.80, 309,025,759.20 and 62,410,004.80

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Solution

The fourth proportional to 206,017,172.80, 309,025,759.20 and 62,410,004.80 is: 93,615,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,017,172.80 : 309,025,759.20 = 62,410,004.80 : x
  2. Step 2: Convert to fraction form
    206,017,172.80/309,025,759.20 = 62,410,004.80/x
  3. Step 3: Cross multiply
    206,017,172.80x = 309,025,759.20 × 62,410,004.80
  4. Step 4: Simplify right side
    206,017,172.80x = 19,286,299,114,995,644
  5. Step 5: Solve for x
    x = 19,286,299,114,995,644/206,017,172.80
  6. Step 6: Final answer
    x = 93,615,007.20

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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.