Home / 203,435,402.43-305,124,372.81-65,243,052.33

Finding the Fourth Proportional to 203,435,402.43, 305,124,372.81 and 65,243,052.33

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Solution

The fourth proportional to 203,435,402.43, 305,124,372.81 and 65,243,052.33 is: 97,855,364.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,435,402.43 : 305,124,372.81 = 65,243,052.33 : x
  2. Step 2: Convert to fraction form
    203,435,402.43/305,124,372.81 = 65,243,052.33/x
  3. Step 3: Cross multiply
    203,435,402.43x = 305,124,372.81 × 65,243,052.33
  4. Step 4: Simplify right side
    203,435,402.43x = 19,907,245,422,401,260
  5. Step 5: Solve for x
    x = 19,907,245,422,401,260/203,435,402.43
  6. Step 6: Final answer
    x = 97,855,364.33

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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.