Home / 12,991,620,098.88-17,926,387,884.54-7,567,048,468.62

Finding the Fourth Proportional to 12,991,620,098.88, 17,926,387,884.54 and 7,567,048,468.62

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Solution

The fourth proportional to 12,991,620,098.88, 17,926,387,884.54 and 7,567,048,468.62 is: 10,441,334,102.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,991,620,098.88 : 17,926,387,884.54 = 7,567,048,468.62 : x
  2. Step 2: Convert to fraction form
    12,991,620,098.88/17,926,387,884.54 = 7,567,048,468.62/x
  3. Step 3: Cross multiply
    12,991,620,098.88x = 17,926,387,884.54 × 7,567,048,468.62
  4. Step 4: Simplify right side
    12,991,620,098.88x = 135,649,845,989,604,098,048
  5. Step 5: Solve for x
    x = 135,649,845,989,604,098,048/12,991,620,098.88
  6. Step 6: Final answer
    x = 10,441,334,102.84

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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.