Home / 5,493,150,985.28-7,580,692,029.96-2,987,171,261.60

Finding the Fourth Proportional to 5,493,150,985.28, 7,580,692,029.96 and 2,987,171,261.60

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Solution

The fourth proportional to 5,493,150,985.28, 7,580,692,029.96 and 2,987,171,261.60 is: 4,122,374,468.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,493,150,985.28 : 7,580,692,029.96 = 2,987,171,261.60 : x
  2. Step 2: Convert to fraction form
    5,493,150,985.28/7,580,692,029.96 = 2,987,171,261.60/x
  3. Step 3: Cross multiply
    5,493,150,985.28x = 7,580,692,029.96 × 2,987,171,261.60
  4. Step 4: Simplify right side
    5,493,150,985.28x = 22,644,825,374,936,678,400
  5. Step 5: Solve for x
    x = 22,644,825,374,936,678,400/5,493,150,985.28
  6. Step 6: Final answer
    x = 4,122,374,468.79

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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.