Home / 269,511,685.50-371,927,246.58-145,752,362.61

Finding the Fourth Proportional to 269,511,685.50, 371,927,246.58 and 145,752,362.61

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Solution

The fourth proportional to 269,511,685.50, 371,927,246.58 and 145,752,362.61 is: 201,138,866.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,511,685.50 : 371,927,246.58 = 145,752,362.61 : x
  2. Step 2: Convert to fraction form
    269,511,685.50/371,927,246.58 = 145,752,362.61/x
  3. Step 3: Cross multiply
    269,511,685.50x = 371,927,246.58 × 145,752,362.61
  4. Step 4: Simplify right side
    269,511,685.50x = 54,209,274,908,067,048
  5. Step 5: Solve for x
    x = 54,209,274,908,067,048/269,511,685.50
  6. Step 6: Final answer
    x = 201,138,866.42

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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.