Home / 221,289,581.59-331,929,814.55-73,747,854.34

Finding the Fourth Proportional to 221,289,581.59, 331,929,814.55 and 73,747,854.34

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Solution

The fourth proportional to 221,289,581.59, 331,929,814.55 and 73,747,854.34 is: 110,620,262.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,289,581.59 : 331,929,814.55 = 73,747,854.34 : x
  2. Step 2: Convert to fraction form
    221,289,581.59/331,929,814.55 = 73,747,854.34/x
  3. Step 3: Cross multiply
    221,289,581.59x = 331,929,814.55 × 73,747,854.34
  4. Step 4: Simplify right side
    221,289,581.59x = 24,479,111,613,338,052
  5. Step 5: Solve for x
    x = 24,479,111,613,338,052/221,289,581.59
  6. Step 6: Final answer
    x = 110,620,262.54

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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.