Home / 40,843,361,616.42-61,182,994,107.63-20,337,845,568.12

Finding the Fourth Proportional to 40,843,361,616.42, 61,182,994,107.63 and 20,337,845,568.12

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Solution

The fourth proportional to 40,843,361,616.42, 61,182,994,107.63 and 20,337,845,568.12 is: 30,465,912,606.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,843,361,616.42 : 61,182,994,107.63 = 20,337,845,568.12 : x
  2. Step 2: Convert to fraction form
    40,843,361,616.42/61,182,994,107.63 = 20,337,845,568.12/x
  3. Step 3: Cross multiply
    40,843,361,616.42x = 61,182,994,107.63 × 20,337,845,568.12
  4. Step 4: Simplify right side
    40,843,361,616.42x = 1,244,330,285,556,174,684,160
  5. Step 5: Solve for x
    x = 1,244,330,285,556,174,684,160/40,843,361,616.42
  6. Step 6: Final answer
    x = 30,465,912,606.37

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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.