Home / 269,511,660.45-371,927,212.38-145,752,337.58

Finding the Fourth Proportional to 269,511,660.45, 371,927,212.38 and 145,752,337.58

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Solution

The fourth proportional to 269,511,660.45, 371,927,212.38 and 145,752,337.58 is: 201,138,832.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,511,660.45 : 371,927,212.38 = 145,752,337.58 : x
  2. Step 2: Convert to fraction form
    269,511,660.45/371,927,212.38 = 145,752,337.58/x
  3. Step 3: Cross multiply
    269,511,660.45x = 371,927,212.38 × 145,752,337.58
  4. Step 4: Simplify right side
    269,511,660.45x = 54,209,260,612,138,472
  5. Step 5: Solve for x
    x = 54,209,260,612,138,472/269,511,660.45
  6. Step 6: Final answer
    x = 201,138,832.07

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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.