Home / 111,214,231.80-166,821,347.70-92,318,551.80

Finding the Fourth Proportional to 111,214,231.80, 166,821,347.70 and 92,318,551.80

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Solution

The fourth proportional to 111,214,231.80, 166,821,347.70 and 92,318,551.80 is: 138,477,827.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,214,231.80 : 166,821,347.70 = 92,318,551.80 : x
  2. Step 2: Convert to fraction form
    111,214,231.80/166,821,347.70 = 92,318,551.80/x
  3. Step 3: Cross multiply
    111,214,231.80x = 166,821,347.70 × 92,318,551.80
  4. Step 4: Simplify right side
    111,214,231.80x = 15,400,705,228,988,260
  5. Step 5: Solve for x
    x = 15,400,705,228,988,260/111,214,231.80
  6. Step 6: Final answer
    x = 138,477,827.70

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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.