Home / 115,104,022.29-172,778,942.84-49,557,620.25

Finding the Fourth Proportional to 115,104,022.29, 172,778,942.84 and 49,557,620.25

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Solution

The fourth proportional to 115,104,022.29, 172,778,942.84 and 49,557,620.25 is: 74,389,348.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,104,022.29 : 172,778,942.84 = 49,557,620.25 : x
  2. Step 2: Convert to fraction form
    115,104,022.29/172,778,942.84 = 49,557,620.25/x
  3. Step 3: Cross multiply
    115,104,022.29x = 172,778,942.84 × 49,557,620.25
  4. Step 4: Simplify right side
    115,104,022.29x = 8,562,513,236,213,389
  5. Step 5: Solve for x
    x = 8,562,513,236,213,389/115,104,022.29
  6. Step 6: Final answer
    x = 74,389,348.57

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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.