Home / 67,171,815.87-100,710,974.12-29,760,119.07

Finding the Fourth Proportional to 67,171,815.87, 100,710,974.12 and 29,760,119.07

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Solution

The fourth proportional to 67,171,815.87, 100,710,974.12 and 29,760,119.07 is: 44,619,466.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,171,815.87 : 100,710,974.12 = 29,760,119.07 : x
  2. Step 2: Convert to fraction form
    67,171,815.87/100,710,974.12 = 29,760,119.07/x
  3. Step 3: Cross multiply
    67,171,815.87x = 100,710,974.12 × 29,760,119.07
  4. Step 4: Simplify right side
    67,171,815.87x = 2,997,170,581,318,087.50
  5. Step 5: Solve for x
    x = 2,997,170,581,318,087.50/67,171,815.87
  6. Step 6: Final answer
    x = 44,619,466.40

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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.