Home / 226,446,521.31-339,585,678.65-78,856,179.95

Finding the Fourth Proportional to 226,446,521.31, 339,585,678.65 and 78,856,179.95

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Solution

The fourth proportional to 226,446,521.31, 339,585,678.65 and 78,856,179.95 is: 118,254,982.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,446,521.31 : 339,585,678.65 = 78,856,179.95 : x
  2. Step 2: Convert to fraction form
    226,446,521.31/339,585,678.65 = 78,856,179.95/x
  3. Step 3: Cross multiply
    226,446,521.31x = 339,585,678.65 × 78,856,179.95
  4. Step 4: Simplify right side
    226,446,521.31x = 26,778,429,382,760,036
  5. Step 5: Solve for x
    x = 26,778,429,382,760,036/226,446,521.31
  6. Step 6: Final answer
    x = 118,254,982.36

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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.