Home / 203,344,445.28-305,036,626.32-57,784,723.68

Finding the Fourth Proportional to 203,344,445.28, 305,036,626.32 and 57,784,723.68

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Solution

The fourth proportional to 203,344,445.28, 305,036,626.32 and 57,784,723.68 is: 86,682,757.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,344,445.28 : 305,036,626.32 = 57,784,723.68 : x
  2. Step 2: Convert to fraction form
    203,344,445.28/305,036,626.32 = 57,784,723.68/x
  3. Step 3: Cross multiply
    203,344,445.28x = 305,036,626.32 × 57,784,723.68
  4. Step 4: Simplify right side
    203,344,445.28x = 17,626,457,164,180,614
  5. Step 5: Solve for x
    x = 17,626,457,164,180,614/203,344,445.28
  6. Step 6: Final answer
    x = 86,682,757.13

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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.