Home / 80,710,346.69-121,043,103.55-22,404,619.97

Finding the Fourth Proportional to 80,710,346.69, 121,043,103.55 and 22,404,619.97

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Solution

The fourth proportional to 80,710,346.69, 121,043,103.55 and 22,404,619.97 is: 33,600,707.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,710,346.69 : 121,043,103.55 = 22,404,619.97 : x
  2. Step 2: Convert to fraction form
    80,710,346.69/121,043,103.55 = 22,404,619.97/x
  3. Step 3: Cross multiply
    80,710,346.69x = 121,043,103.55 × 22,404,619.97
  4. Step 4: Simplify right side
    80,710,346.69x = 2,711,924,735,027,107.50
  5. Step 5: Solve for x
    x = 2,711,924,735,027,107.50/80,710,346.69
  6. Step 6: Final answer
    x = 33,600,707.30

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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.