Home / 272,578,081.74-376,155,789.16-148,818,758.46

Finding the Fourth Proportional to 272,578,081.74, 376,155,789.16 and 148,818,758.46

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Solution

The fourth proportional to 272,578,081.74, 376,155,789.16 and 148,818,758.46 is: 205,368,814.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,578,081.74 : 376,155,789.16 = 148,818,758.46 : x
  2. Step 2: Convert to fraction form
    272,578,081.74/376,155,789.16 = 148,818,758.46/x
  3. Step 3: Cross multiply
    272,578,081.74x = 376,155,789.16 × 148,818,758.46
  4. Step 4: Simplify right side
    272,578,081.74x = 55,979,037,530,332,736
  5. Step 5: Solve for x
    x = 55,979,037,530,332,736/272,578,081.74
  6. Step 6: Final answer
    x = 205,368,814.59

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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.