Home / 245,705,904.43-338,849,582.67-192,067,651.91

Finding the Fourth Proportional to 245,705,904.43, 338,849,582.67 and 192,067,651.91

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Solution

The fourth proportional to 245,705,904.43, 338,849,582.67 and 192,067,651.91 is: 264,877,817.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,705,904.43 : 338,849,582.67 = 192,067,651.91 : x
  2. Step 2: Convert to fraction form
    245,705,904.43/338,849,582.67 = 192,067,651.91/x
  3. Step 3: Cross multiply
    245,705,904.43x = 338,849,582.67 × 192,067,651.91
  4. Step 4: Simplify right side
    245,705,904.43x = 65,082,043,694,957,456
  5. Step 5: Solve for x
    x = 65,082,043,694,957,456/245,705,904.43
  6. Step 6: Final answer
    x = 264,877,817.43

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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.