Home / 831,587,189,679.15-1,245,232,511,623.10-573,932,982,664.80

Finding the Fourth Proportional to 831,587,189,679.15, 1,245,232,511,623.10 and 573,932,982,664.80

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Solution

The fourth proportional to 831,587,189,679.15, 1,245,232,511,623.10 and 573,932,982,664.80 is: 859,416,809,658.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,587,189,679.15 : 1,245,232,511,623.10 = 573,932,982,664.80 : x
  2. Step 2: Convert to fraction form
    831,587,189,679.15/1,245,232,511,623.10 = 573,932,982,664.80/x
  3. Step 3: Cross multiply
    831,587,189,679.15x = 1,245,232,511,623.10 × 573,932,982,664.80
  4. Step 4: Simplify right side
    831,587,189,679.15x = 714,680,009,507,026,143,019,008
  5. Step 5: Solve for x
    x = 714,680,009,507,026,143,019,008/831,587,189,679.15
  6. Step 6: Final answer
    x = 859,416,809,658.61

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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.