Home / 330,471,768.30-456,048,518.40-181,789,687.86

Finding the Fourth Proportional to 330,471,768.30, 456,048,518.40 and 181,789,687.86

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Solution

The fourth proportional to 330,471,768.30, 456,048,518.40 and 181,789,687.86 is: 250,868,382.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,471,768.30 : 456,048,518.40 = 181,789,687.86 : x
  2. Step 2: Convert to fraction form
    330,471,768.30/456,048,518.40 = 181,789,687.86/x
  3. Step 3: Cross multiply
    330,471,768.30x = 456,048,518.40 × 181,789,687.86
  4. Step 4: Simplify right side
    330,471,768.30x = 82,904,917,808,951,472
  5. Step 5: Solve for x
    x = 82,904,917,808,951,472/330,471,768.30
  6. Step 6: Final answer
    x = 250,868,382.00

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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.