Home / 464,781,964.65-641,350,348.56-263,774,828.85

Finding the Fourth Proportional to 464,781,964.65, 641,350,348.56 and 263,774,828.85

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Solution

The fourth proportional to 464,781,964.65, 641,350,348.56 and 263,774,828.85 is: 363,981,589.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,781,964.65 : 641,350,348.56 = 263,774,828.85 : x
  2. Step 2: Convert to fraction form
    464,781,964.65/641,350,348.56 = 263,774,828.85/x
  3. Step 3: Cross multiply
    464,781,964.65x = 641,350,348.56 × 263,774,828.85
  4. Step 4: Simplify right side
    464,781,964.65x = 169,172,078,424,301,824
  5. Step 5: Solve for x
    x = 169,172,078,424,301,824/464,781,964.65
  6. Step 6: Final answer
    x = 363,981,589.84

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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.