Home / 71,299,835.94-98,394,351.40-39,510,536.54

Finding the Fourth Proportional to 71,299,835.94, 98,394,351.40 and 39,510,536.54

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Solution

The fourth proportional to 71,299,835.94, 98,394,351.40 and 39,510,536.54 is: 54,524,860.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,299,835.94 : 98,394,351.40 = 39,510,536.54 : x
  2. Step 2: Convert to fraction form
    71,299,835.94/98,394,351.40 = 39,510,536.54/x
  3. Step 3: Cross multiply
    71,299,835.94x = 98,394,351.40 × 39,510,536.54
  4. Step 4: Simplify right side
    71,299,835.94x = 3,887,613,616,061,206.50
  5. Step 5: Solve for x
    x = 3,887,613,616,061,206.50/71,299,835.94
  6. Step 6: Final answer
    x = 54,524,860.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.