Home / 115,002,731,147.51-172,507,611,028.27-39,454,822,099.19

Finding the Fourth Proportional to 115,002,731,147.51, 172,507,611,028.27 and 39,454,822,099.19

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Solution

The fourth proportional to 115,002,731,147.51, 172,507,611,028.27 and 39,454,822,099.19 is: 59,183,438,827.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,002,731,147.51 : 172,507,611,028.27 = 39,454,822,099.19 : x
  2. Step 2: Convert to fraction form
    115,002,731,147.51/172,507,611,028.27 = 39,454,822,099.19/x
  3. Step 3: Cross multiply
    115,002,731,147.51x = 172,507,611,028.27 × 39,454,822,099.19
  4. Step 4: Simplify right side
    115,002,731,147.51x = 6,806,257,103,876,659,347,456
  5. Step 5: Solve for x
    x = 6,806,257,103,876,659,347,456/115,002,731,147.51
  6. Step 6: Final answer
    x = 59,183,438,827.61

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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.