Home / 497,944,354.83-746,919,376.30-206,811,477.76

Finding the Fourth Proportional to 497,944,354.83, 746,919,376.30 and 206,811,477.76

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Solution

The fourth proportional to 497,944,354.83, 746,919,376.30 and 206,811,477.76 is: 310,218,397.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,944,354.83 : 746,919,376.30 = 206,811,477.76 : x
  2. Step 2: Convert to fraction form
    497,944,354.83/746,919,376.30 = 206,811,477.76/x
  3. Step 3: Cross multiply
    497,944,354.83x = 746,919,376.30 × 206,811,477.76
  4. Step 4: Simplify right side
    497,944,354.83x = 154,471,499,979,146,432
  5. Step 5: Solve for x
    x = 154,471,499,979,146,432/497,944,354.83
  6. Step 6: Final answer
    x = 310,218,397.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.