Home / 69,682,753-96,162,199.14-39,159,361

Finding the Fourth Proportional to 69,682,753, 96,162,199.14 and 39,159,361

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Solution

The fourth proportional to 69,682,753, 96,162,199.14 and 39,159,361 is: 54,039,918.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,682,753 : 96,162,199.14 = 39,159,361 : x
  2. Step 2: Convert to fraction form
    69,682,753/96,162,199.14 = 39,159,361/x
  3. Step 3: Cross multiply
    69,682,753x = 96,162,199.14 × 39,159,361
  4. Step 4: Simplify right side
    69,682,753x = 3,765,650,270,677,149.50
  5. Step 5: Solve for x
    x = 3,765,650,270,677,149.50/69,682,753
  6. Step 6: Final answer
    x = 54,039,918.18

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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.