Home / 120,937,791.66-181,407,351.84-30,061,380.66

Finding the Fourth Proportional to 120,937,791.66, 181,407,351.84 and 30,061,380.66

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Solution

The fourth proportional to 120,937,791.66, 181,407,351.84 and 30,061,380.66 is: 45,092,236.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,937,791.66 : 181,407,351.84 = 30,061,380.66 : x
  2. Step 2: Convert to fraction form
    120,937,791.66/181,407,351.84 = 30,061,380.66/x
  3. Step 3: Cross multiply
    120,937,791.66x = 181,407,351.84 × 30,061,380.66
  4. Step 4: Simplify right side
    120,937,791.66x = 5,453,355,457,391,784
  5. Step 5: Solve for x
    x = 5,453,355,457,391,784/120,937,791.66
  6. Step 6: Final answer
    x = 45,092,236.12

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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.