Home / 80,569,074.84-111,185,339.28-43,899,645.84

Finding the Fourth Proportional to 80,569,074.84, 111,185,339.28 and 43,899,645.84

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Solution

The fourth proportional to 80,569,074.84, 111,185,339.28 and 43,899,645.84 is: 60,581,519.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,569,074.84 : 111,185,339.28 = 43,899,645.84 : x
  2. Step 2: Convert to fraction form
    80,569,074.84/111,185,339.28 = 43,899,645.84/x
  3. Step 3: Cross multiply
    80,569,074.84x = 111,185,339.28 × 43,899,645.84
  4. Step 4: Simplify right side
    80,569,074.84x = 4,880,997,016,992,241
  5. Step 5: Solve for x
    x = 4,880,997,016,992,241/80,569,074.84
  6. Step 6: Final answer
    x = 60,581,519.98

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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.