Home / 1,021,942,173.01-1,532,913,259.53-322,505,197.48

Finding the Fourth Proportional to 1,021,942,173.01, 1,532,913,259.53 and 322,505,197.48

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Solution

The fourth proportional to 1,021,942,173.01, 1,532,913,259.53 and 322,505,197.48 is: 483,757,796.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,942,173.01 : 1,532,913,259.53 = 322,505,197.48 : x
  2. Step 2: Convert to fraction form
    1,021,942,173.01/1,532,913,259.53 = 322,505,197.48/x
  3. Step 3: Cross multiply
    1,021,942,173.01x = 1,532,913,259.53 × 322,505,197.48
  4. Step 4: Simplify right side
    1,021,942,173.01x = 494,372,493,484,433,152
  5. Step 5: Solve for x
    x = 494,372,493,484,433,152/1,021,942,173.01
  6. Step 6: Final answer
    x = 483,757,796.22

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Double scale
Find fourth proportional to 1,021,942,174.01, 1,532,913,261.03 and 322,505,198.48
Similar ratio
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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.