Home / 3,842,851,945.95-5,765,064,110.30-1,321,452,712.89

Finding the Fourth Proportional to 3,842,851,945.95, 5,765,064,110.30 and 1,321,452,712.89

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Solution

The fourth proportional to 3,842,851,945.95, 5,765,064,110.30 and 1,321,452,712.89 is: 1,982,449,419.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842,851,945.95 : 5,765,064,110.30 = 1,321,452,712.89 : x
  2. Step 2: Convert to fraction form
    3,842,851,945.95/5,765,064,110.30 = 1,321,452,712.89/x
  3. Step 3: Cross multiply
    3,842,851,945.95x = 5,765,064,110.30 × 1,321,452,712.89
  4. Step 4: Simplify right side
    3,842,851,945.95x = 7,618,259,608,540,709,888
  5. Step 5: Solve for x
    x = 7,618,259,608,540,709,888/3,842,851,945.95
  6. Step 6: Final answer
    x = 1,982,449,419.26

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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.