Home / 126,583,933.55-189,904,535.46-40,327,253.87

Finding the Fourth Proportional to 126,583,933.55, 189,904,535.46 and 40,327,253.87

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Solution

The fourth proportional to 126,583,933.55, 189,904,535.46 and 40,327,253.87 is: 60,500,003.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,583,933.55 : 189,904,535.46 = 40,327,253.87 : x
  2. Step 2: Convert to fraction form
    126,583,933.55/189,904,535.46 = 40,327,253.87/x
  3. Step 3: Cross multiply
    126,583,933.55x = 189,904,535.46 × 40,327,253.87
  4. Step 4: Simplify right side
    126,583,933.55x = 7,658,328,411,610,315
  5. Step 5: Solve for x
    x = 7,658,328,411,610,315/126,583,933.55
  6. Step 6: Final answer
    x = 60,500,003.41

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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.