Home / 146,573,780.80-219,844,924.80-38,868,404.80

Finding the Fourth Proportional to 146,573,780.80, 219,844,924.80 and 38,868,404.80

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Solution

The fourth proportional to 146,573,780.80, 219,844,924.80 and 38,868,404.80 is: 58,298,431.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,573,780.80 : 219,844,924.80 = 38,868,404.80 : x
  2. Step 2: Convert to fraction form
    146,573,780.80/219,844,924.80 = 38,868,404.80/x
  3. Step 3: Cross multiply
    146,573,780.80x = 219,844,924.80 × 38,868,404.80
  4. Step 4: Simplify right side
    146,573,780.80x = 8,545,021,530,351,959
  5. Step 5: Solve for x
    x = 8,545,021,530,351,959/146,573,780.80
  6. Step 6: Final answer
    x = 58,298,431.57

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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.