Home / 242,318,808.80-363,480,286.80-80,760,744.80

Finding the Fourth Proportional to 242,318,808.80, 363,480,286.80 and 80,760,744.80

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Solution

The fourth proportional to 242,318,808.80, 363,480,286.80 and 80,760,744.80 is: 121,141,808.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,318,808.80 : 363,480,286.80 = 80,760,744.80 : x
  2. Step 2: Convert to fraction form
    242,318,808.80/363,480,286.80 = 80,760,744.80/x
  3. Step 3: Cross multiply
    242,318,808.80x = 363,480,286.80 × 80,760,744.80
  4. Step 4: Simplify right side
    242,318,808.80x = 29,354,938,682,085,608
  5. Step 5: Solve for x
    x = 29,354,938,682,085,608/242,318,808.80
  6. Step 6: Final answer
    x = 121,141,808.30

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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.