Home / 203,435,399.43-305,124,368.33-65,243,049.33

Finding the Fourth Proportional to 203,435,399.43, 305,124,368.33 and 65,243,049.33

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Solution

The fourth proportional to 203,435,399.43, 305,124,368.33 and 65,243,049.33 is: 97,855,359.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,435,399.43 : 305,124,368.33 = 65,243,049.33 : x
  2. Step 2: Convert to fraction form
    203,435,399.43/305,124,368.33 = 65,243,049.33/x
  3. Step 3: Cross multiply
    203,435,399.43x = 305,124,368.33 × 65,243,049.33
  4. Step 4: Simplify right side
    203,435,399.43x = 19,907,244,214,413,064
  5. Step 5: Solve for x
    x = 19,907,244,214,413,064/203,435,399.43
  6. Step 6: Final answer
    x = 97,855,359.84

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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.