Home / 831,587,189,672.95-1,245,232,511,613.80-573,932,982,658.55

Finding the Fourth Proportional to 831,587,189,672.95, 1,245,232,511,613.80 and 573,932,982,658.55

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Solution

The fourth proportional to 831,587,189,672.95, 1,245,232,511,613.80 and 573,932,982,658.55 is: 859,416,809,649.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,587,189,672.95 : 1,245,232,511,613.80 = 573,932,982,658.55 : x
  2. Step 2: Convert to fraction form
    831,587,189,672.95/1,245,232,511,613.80 = 573,932,982,658.55/x
  3. Step 3: Cross multiply
    831,587,189,672.95x = 1,245,232,511,613.80 × 573,932,982,658.55
  4. Step 4: Simplify right side
    831,587,189,672.95x = 714,680,009,493,905,823,236,096
  5. Step 5: Solve for x
    x = 714,680,009,493,905,823,236,096/831,587,189,672.95
  6. Step 6: Final answer
    x = 859,416,809,649.24

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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.