Home / 168,498,006.30-252,747,009.45-141,288,227.10

Finding the Fourth Proportional to 168,498,006.30, 252,747,009.45 and 141,288,227.10

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Solution

The fourth proportional to 168,498,006.30, 252,747,009.45 and 141,288,227.10 is: 211,932,340.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,498,006.30 : 252,747,009.45 = 141,288,227.10 : x
  2. Step 2: Convert to fraction form
    168,498,006.30/252,747,009.45 = 141,288,227.10/x
  3. Step 3: Cross multiply
    168,498,006.30x = 252,747,009.45 × 141,288,227.10
  4. Step 4: Simplify right side
    168,498,006.30x = 35,710,176,870,017,444
  5. Step 5: Solve for x
    x = 35,710,176,870,017,444/168,498,006.30
  6. Step 6: Final answer
    x = 211,932,340.65

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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.