Home / 12,618,175,186.88-18,936,562,415.52-5,985,825,122.24

Finding the Fourth Proportional to 12,618,175,186.88, 18,936,562,415.52 and 5,985,825,122.24

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Solution

The fourth proportional to 12,618,175,186.88, 18,936,562,415.52 and 5,985,825,122.24 is: 8,983,149,255.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,618,175,186.88 : 18,936,562,415.52 = 5,985,825,122.24 : x
  2. Step 2: Convert to fraction form
    12,618,175,186.88/18,936,562,415.52 = 5,985,825,122.24/x
  3. Step 3: Cross multiply
    12,618,175,186.88x = 18,936,562,415.52 × 5,985,825,122.24
  4. Step 4: Simplify right side
    12,618,175,186.88x = 113,350,951,035,685,388,288
  5. Step 5: Solve for x
    x = 113,350,951,035,685,388,288/12,618,175,186.88
  6. Step 6: Final answer
    x = 8,983,149,255.49

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.