Home / 166,347,934.29-229,489,857.45-111,361,505.49

Finding the Fourth Proportional to 166,347,934.29, 229,489,857.45 and 111,361,505.49

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Solution

The fourth proportional to 166,347,934.29, 229,489,857.45 and 111,361,505.49 is: 153,631,820.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,347,934.29 : 229,489,857.45 = 111,361,505.49 : x
  2. Step 2: Convert to fraction form
    166,347,934.29/229,489,857.45 = 111,361,505.49/x
  3. Step 3: Cross multiply
    166,347,934.29x = 229,489,857.45 × 111,361,505.49
  4. Step 4: Simplify right side
    166,347,934.29x = 25,556,336,020,317,488
  5. Step 5: Solve for x
    x = 25,556,336,020,317,488/166,347,934.29
  6. Step 6: Final answer
    x = 153,631,820.73

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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.