Home / 211,055,796.49-291,257,026.77-116,976,017.39

Finding the Fourth Proportional to 211,055,796.49, 291,257,026.77 and 116,976,017.39

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Solution

The fourth proportional to 211,055,796.49, 291,257,026.77 and 116,976,017.39 is: 161,426,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,055,796.49 : 291,257,026.77 = 116,976,017.39 : x
  2. Step 2: Convert to fraction form
    211,055,796.49/291,257,026.77 = 116,976,017.39/x
  3. Step 3: Cross multiply
    211,055,796.49x = 291,257,026.77 × 116,976,017.39
  4. Step 4: Simplify right side
    211,055,796.49x = 34,070,087,028,043,144
  5. Step 5: Solve for x
    x = 34,070,087,028,043,144/211,055,796.49
  6. Step 6: Final answer
    x = 161,426,919.30

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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.