Home / 397,082,407.63-594,933,350.30-278,656,001.77

Finding the Fourth Proportional to 397,082,407.63, 594,933,350.30 and 278,656,001.77

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Solution

The fourth proportional to 397,082,407.63, 594,933,350.30 and 278,656,001.77 is: 417,499,605.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,082,407.63 : 594,933,350.30 = 278,656,001.77 : x
  2. Step 2: Convert to fraction form
    397,082,407.63/594,933,350.30 = 278,656,001.77/x
  3. Step 3: Cross multiply
    397,082,407.63x = 594,933,350.30 × 278,656,001.77
  4. Step 4: Simplify right side
    397,082,407.63x = 165,781,748,715,541,280
  5. Step 5: Solve for x
    x = 165,781,748,715,541,280/397,082,407.63
  6. Step 6: Final answer
    x = 417,499,605.95

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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.