Home / 199,471,824.60-275,250,147.66-115,823,604.12

Finding the Fourth Proportional to 199,471,824.60, 275,250,147.66 and 115,823,604.12

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Solution

The fourth proportional to 199,471,824.60, 275,250,147.66 and 115,823,604.12 is: 159,824,397.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,471,824.60 : 275,250,147.66 = 115,823,604.12 : x
  2. Step 2: Convert to fraction form
    199,471,824.60/275,250,147.66 = 115,823,604.12/x
  3. Step 3: Cross multiply
    199,471,824.60x = 275,250,147.66 × 115,823,604.12
  4. Step 4: Simplify right side
    199,471,824.60x = 31,880,464,136,543,388
  5. Step 5: Solve for x
    x = 31,880,464,136,543,388/199,471,824.60
  6. Step 6: Final answer
    x = 159,824,397.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.