Home / 272,578,081.25-376,155,788.46-148,818,757.97

Finding the Fourth Proportional to 272,578,081.25, 376,155,788.46 and 148,818,757.97

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Solution

The fourth proportional to 272,578,081.25, 376,155,788.46 and 148,818,757.97 is: 205,368,813.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,578,081.25 : 376,155,788.46 = 148,818,757.97 : x
  2. Step 2: Convert to fraction form
    272,578,081.25/376,155,788.46 = 148,818,757.97/x
  3. Step 3: Cross multiply
    272,578,081.25x = 376,155,788.46 × 148,818,757.97
  4. Step 4: Simplify right side
    272,578,081.25x = 55,979,037,239,962,480
  5. Step 5: Solve for x
    x = 55,979,037,239,962,480/272,578,081.25
  6. Step 6: Final answer
    x = 205,368,813.90

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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.