Home / 5,589,320,985.72-8,383,092,987.96-1,858,302,047.52

Finding the Fourth Proportional to 5,589,320,985.72, 8,383,092,987.96 and 1,858,302,047.52

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Solution

The fourth proportional to 5,589,320,985.72, 8,383,092,987.96 and 1,858,302,047.52 is: 2,787,157,671.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589,320,985.72 : 8,383,092,987.96 = 1,858,302,047.52 : x
  2. Step 2: Convert to fraction form
    5,589,320,985.72/8,383,092,987.96 = 1,858,302,047.52/x
  3. Step 3: Cross multiply
    5,589,320,985.72x = 8,383,092,987.96 × 1,858,302,047.52
  4. Step 4: Simplify right side
    5,589,320,985.72x = 15,578,318,864,076,621,824
  5. Step 5: Solve for x
    x = 15,578,318,864,076,621,824/5,589,320,985.72
  6. Step 6: Final answer
    x = 2,787,157,671.54

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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.