Home / 154,403,568,629.82-231,472,706,599.93-53,661,347,651.70

Finding the Fourth Proportional to 154,403,568,629.82, 231,472,706,599.93 and 53,661,347,651.70

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Solution

The fourth proportional to 154,403,568,629.82, 231,472,706,599.93 and 53,661,347,651.70 is: 80,445,921,625.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,403,568,629.82 : 231,472,706,599.93 = 53,661,347,651.70 : x
  2. Step 2: Convert to fraction form
    154,403,568,629.82/231,472,706,599.93 = 53,661,347,651.70/x
  3. Step 3: Cross multiply
    154,403,568,629.82x = 231,472,706,599.93 × 53,661,347,651.70
  4. Step 4: Simplify right side
    154,403,568,629.82x = 12,421,137,380,738,796,093,440
  5. Step 5: Solve for x
    x = 12,421,137,380,738,796,093,440/154,403,568,629.82
  6. Step 6: Final answer
    x = 80,445,921,625.80

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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.