Home / 12,589,677,468.88-17,367,482,846.88-7,505,458,896.04

Finding the Fourth Proportional to 12,589,677,468.88, 17,367,482,846.88 and 7,505,458,896.04

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Solution

The fourth proportional to 12,589,677,468.88, 17,367,482,846.88 and 7,505,458,896.04 is: 10,353,794,126.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,589,677,468.88 : 17,367,482,846.88 = 7,505,458,896.04 : x
  2. Step 2: Convert to fraction form
    12,589,677,468.88/17,367,482,846.88 = 7,505,458,896.04/x
  3. Step 3: Cross multiply
    12,589,677,468.88x = 17,367,482,846.88 × 7,505,458,896.04
  4. Step 4: Simplify right side
    12,589,677,468.88x = 130,350,928,634,937,606,144
  5. Step 5: Solve for x
    x = 130,350,928,634,937,606,144/12,589,677,468.88
  6. Step 6: Final answer
    x = 10,353,794,126.75

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Double scale
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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.