Home / 97,816,093.20-146,724,139.80-84,379,165.20

Finding the Fourth Proportional to 97,816,093.20, 146,724,139.80 and 84,379,165.20

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Solution

The fourth proportional to 97,816,093.20, 146,724,139.80 and 84,379,165.20 is: 126,568,747.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,816,093.20 : 146,724,139.80 = 84,379,165.20 : x
  2. Step 2: Convert to fraction form
    97,816,093.20/146,724,139.80 = 84,379,165.20/x
  3. Step 3: Cross multiply
    97,816,093.20x = 146,724,139.80 × 84,379,165.20
  4. Step 4: Simplify right side
    97,816,093.20x = 12,380,460,431,012,096
  5. Step 5: Solve for x
    x = 12,380,460,431,012,096/97,816,093.20
  6. Step 6: Final answer
    x = 126,568,747.80

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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.