Home / 12,650,666,499.55-18,972,179,279.02-3,805,157,201.86

Finding the Fourth Proportional to 12,650,666,499.55, 18,972,179,279.02 and 3,805,157,201.86

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Solution

The fourth proportional to 12,650,666,499.55, 18,972,179,279.02 and 3,805,157,201.86 is: 5,706,586,654.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,650,666,499.55 : 18,972,179,279.02 = 3,805,157,201.86 : x
  2. Step 2: Convert to fraction form
    12,650,666,499.55/18,972,179,279.02 = 3,805,157,201.86/x
  3. Step 3: Cross multiply
    12,650,666,499.55x = 18,972,179,279.02 × 3,805,157,201.86
  4. Step 4: Simplify right side
    12,650,666,499.55x = 72,192,124,618,542,022,656
  5. Step 5: Solve for x
    x = 72,192,124,618,542,022,656/12,650,666,499.55
  6. Step 6: Final answer
    x = 5,706,586,654.63

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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.