Home / 831,587,189,676.42-1,245,232,511,619-573,932,982,662.03

Finding the Fourth Proportional to 831,587,189,676.42, 1,245,232,511,619 and 573,932,982,662.03

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Solution

The fourth proportional to 831,587,189,676.42, 1,245,232,511,619 and 573,932,982,662.03 is: 859,416,809,654.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,587,189,676.42 : 1,245,232,511,619 = 573,932,982,662.03 : x
  2. Step 2: Convert to fraction form
    831,587,189,676.42/1,245,232,511,619 = 573,932,982,662.03/x
  3. Step 3: Cross multiply
    831,587,189,676.42x = 1,245,232,511,619 × 573,932,982,662.03
  4. Step 4: Simplify right side
    831,587,189,676.42x = 714,680,009,501,223,642,202,112
  5. Step 5: Solve for x
    x = 714,680,009,501,223,642,202,112/831,587,189,676.42
  6. Step 6: Final answer
    x = 859,416,809,654.46

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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.