Home / 274,091,382.40-378,336,558.72-245,034,849.40

Finding the Fourth Proportional to 274,091,382.40, 378,336,558.72 and 245,034,849.40

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Solution

The fourth proportional to 274,091,382.40, 378,336,558.72 and 245,034,849.40 is: 338,228,954.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,091,382.40 : 378,336,558.72 = 245,034,849.40 : x
  2. Step 2: Convert to fraction form
    274,091,382.40/378,336,558.72 = 245,034,849.40/x
  3. Step 3: Cross multiply
    274,091,382.40x = 378,336,558.72 × 245,034,849.40
  4. Step 4: Simplify right side
    274,091,382.40x = 92,705,641,688,469,472
  5. Step 5: Solve for x
    x = 92,705,641,688,469,472/274,091,382.40
  6. Step 6: Final answer
    x = 338,228,954.43

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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.