Home / 80,569,083.84-111,185,351.70-43,899,654.84

Finding the Fourth Proportional to 80,569,083.84, 111,185,351.70 and 43,899,654.84

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Solution

The fourth proportional to 80,569,083.84, 111,185,351.70 and 43,899,654.84 is: 60,581,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,569,083.84 : 111,185,351.70 = 43,899,654.84 : x
  2. Step 2: Convert to fraction form
    80,569,083.84/111,185,351.70 = 43,899,654.84/x
  3. Step 3: Cross multiply
    80,569,083.84x = 111,185,351.70 × 43,899,654.84
  4. Step 4: Simplify right side
    80,569,083.84x = 4,880,998,562,894,008
  5. Step 5: Solve for x
    x = 4,880,998,562,894,008/80,569,083.84
  6. Step 6: Final answer
    x = 60,581,532.40

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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.