Home / 217,539,486.72-326,320,072.92-62,116,346.52

Finding the Fourth Proportional to 217,539,486.72, 326,320,072.92 and 62,116,346.52

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Solution

The fourth proportional to 217,539,486.72, 326,320,072.92 and 62,116,346.52 is: 93,177,615.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,539,486.72 : 326,320,072.92 = 62,116,346.52 : x
  2. Step 2: Convert to fraction form
    217,539,486.72/326,320,072.92 = 62,116,346.52/x
  3. Step 3: Cross multiply
    217,539,486.72x = 326,320,072.92 × 62,116,346.52
  4. Step 4: Simplify right side
    217,539,486.72x = 20,269,810,725,930,392
  5. Step 5: Solve for x
    x = 20,269,810,725,930,392/217,539,486.72
  6. Step 6: Final answer
    x = 93,177,615.85

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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.