Home / 170,304,458.80-255,456,688.20-98,640,842.80

Finding the Fourth Proportional to 170,304,458.80, 255,456,688.20 and 98,640,842.80

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Solution

The fourth proportional to 170,304,458.80, 255,456,688.20 and 98,640,842.80 is: 147,961,264.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,304,458.80 : 255,456,688.20 = 98,640,842.80 : x
  2. Step 2: Convert to fraction form
    170,304,458.80/255,456,688.20 = 98,640,842.80/x
  3. Step 3: Cross multiply
    170,304,458.80x = 255,456,688.20 × 98,640,842.80
  4. Step 4: Simplify right side
    170,304,458.80x = 25,198,463,022,944,812
  5. Step 5: Solve for x
    x = 25,198,463,022,944,812/170,304,458.80
  6. Step 6: Final answer
    x = 147,961,264.20

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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.