Home / 12,329,839,775.76-17,015,189,864.04-6,691,055,642.64

Finding the Fourth Proportional to 12,329,839,775.76, 17,015,189,864.04 and 6,691,055,642.64

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Solution

The fourth proportional to 12,329,839,775.76, 17,015,189,864.04 and 6,691,055,642.64 is: 9,233,662,741.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,329,839,775.76 : 17,015,189,864.04 = 6,691,055,642.64 : x
  2. Step 2: Convert to fraction form
    12,329,839,775.76/17,015,189,864.04 = 6,691,055,642.64/x
  3. Step 3: Cross multiply
    12,329,839,775.76x = 17,015,189,864.04 × 6,691,055,642.64
  4. Step 4: Simplify right side
    12,329,839,775.76x = 113,849,582,150,375,784,448
  5. Step 5: Solve for x
    x = 113,849,582,150,375,784,448/12,329,839,775.76
  6. Step 6: Final answer
    x = 9,233,662,741.85

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1.5x scale

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.