Home / 206,247,470.38-285,370,980.98-179,840,888.29

Finding the Fourth Proportional to 206,247,470.38, 285,370,980.98 and 179,840,888.29

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Solution

The fourth proportional to 206,247,470.38, 285,370,980.98 and 179,840,888.29 is: 248,833,940.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,247,470.38 : 285,370,980.98 = 179,840,888.29 : x
  2. Step 2: Convert to fraction form
    206,247,470.38/285,370,980.98 = 179,840,888.29/x
  3. Step 3: Cross multiply
    206,247,470.38x = 285,370,980.98 × 179,840,888.29
  4. Step 4: Simplify right side
    206,247,470.38x = 51,321,370,711,631,896
  5. Step 5: Solve for x
    x = 51,321,370,711,631,896/206,247,470.38
  6. Step 6: Final answer
    x = 248,833,940.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.