Home / 330,471,770.30-456,048,521.16-181,789,689.86

Finding the Fourth Proportional to 330,471,770.30, 456,048,521.16 and 181,789,689.86

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Solution

The fourth proportional to 330,471,770.30, 456,048,521.16 and 181,789,689.86 is: 250,868,384.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,471,770.30 : 456,048,521.16 = 181,789,689.86 : x
  2. Step 2: Convert to fraction form
    330,471,770.30/456,048,521.16 = 181,789,689.86/x
  3. Step 3: Cross multiply
    330,471,770.30x = 456,048,521.16 × 181,789,689.86
  4. Step 4: Simplify right side
    330,471,770.30x = 82,904,919,222,788,064
  5. Step 5: Solve for x
    x = 82,904,919,222,788,064/330,471,770.30
  6. Step 6: Final answer
    x = 250,868,384.76

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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.