Home / 263,776,108,629.96-394,665,696,391.90-156,268,080,920.26

Finding the Fourth Proportional to 263,776,108,629.96, 394,665,696,391.90 and 156,268,080,920.26

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Solution

The fourth proportional to 263,776,108,629.96, 394,665,696,391.90 and 156,268,080,920.26 is: 233,810,602,865.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,776,108,629.96 : 394,665,696,391.90 = 156,268,080,920.26 : x
  2. Step 2: Convert to fraction form
    263,776,108,629.96/394,665,696,391.90 = 156,268,080,920.26/x
  3. Step 3: Cross multiply
    263,776,108,629.96x = 394,665,696,391.90 × 156,268,080,920.26
  4. Step 4: Simplify right side
    263,776,108,629.96x = 61,673,650,980,220,202,647,552
  5. Step 5: Solve for x
    x = 61,673,650,980,220,202,647,552/263,776,108,629.96
  6. Step 6: Final answer
    x = 233,810,602,865.25

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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.