Home / 831,587,189,676.65-1,245,232,511,619.40-573,932,982,662.30

Finding the Fourth Proportional to 831,587,189,676.65, 1,245,232,511,619.40 and 573,932,982,662.30

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Solution

The fourth proportional to 831,587,189,676.65, 1,245,232,511,619.40 and 573,932,982,662.30 is: 859,416,809,654.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,587,189,676.65 : 1,245,232,511,619.40 = 573,932,982,662.30 : x
  2. Step 2: Convert to fraction form
    831,587,189,676.65/1,245,232,511,619.40 = 573,932,982,662.30/x
  3. Step 3: Cross multiply
    831,587,189,676.65x = 1,245,232,511,619.40 × 573,932,982,662.30
  4. Step 4: Simplify right side
    831,587,189,676.65x = 714,680,009,501,789,369,925,632
  5. Step 5: Solve for x
    x = 714,680,009,501,789,369,925,632/831,587,189,676.65
  6. Step 6: Final answer
    x = 859,416,809,654.90

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Double scale
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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.