Home / 267,279,384,113.88-368,855,247,990.78-153,116,069,351.64

Finding the Fourth Proportional to 267,279,384,113.88, 368,855,247,990.78 and 153,116,069,351.64

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Solution

The fourth proportional to 267,279,384,113.88, 368,855,247,990.78 and 153,116,069,351.64 is: 211,305,731,339.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,279,384,113.88 : 368,855,247,990.78 = 153,116,069,351.64 : x
  2. Step 2: Convert to fraction form
    267,279,384,113.88/368,855,247,990.78 = 153,116,069,351.64/x
  3. Step 3: Cross multiply
    267,279,384,113.88x = 368,855,247,990.78 × 153,116,069,351.64
  4. Step 4: Simplify right side
    267,279,384,113.88x = 56,477,665,732,072,654,766,080
  5. Step 5: Solve for x
    x = 56,477,665,732,072,654,766,080/267,279,384,113.88
  6. Step 6: Final answer
    x = 211,305,731,339.19

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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.