Home / 97,210,378.20-145,647,605.70-82,093,834.20

Finding the Fourth Proportional to 97,210,378.20, 145,647,605.70 and 82,093,834.20

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Solution

The fourth proportional to 97,210,378.20, 145,647,605.70 and 82,093,834.20 is: 122,998,908.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,210,378.20 : 145,647,605.70 = 82,093,834.20 : x
  2. Step 2: Convert to fraction form
    97,210,378.20/145,647,605.70 = 82,093,834.20/x
  3. Step 3: Cross multiply
    97,210,378.20x = 145,647,605.70 × 82,093,834.20
  4. Step 4: Simplify right side
    97,210,378.20x = 11,956,770,393,962,774
  5. Step 5: Solve for x
    x = 11,956,770,393,962,774/97,210,378.20
  6. Step 6: Final answer
    x = 122,998,908.30

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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.