Home / 173,840,259,782.40-260,760,389,673.60-172,738,263,724.80

Finding the Fourth Proportional to 173,840,259,782.40, 260,760,389,673.60 and 172,738,263,724.80

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Solution

The fourth proportional to 173,840,259,782.40, 260,760,389,673.60 and 172,738,263,724.80 is: 259,107,395,587.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,840,259,782.40 : 260,760,389,673.60 = 172,738,263,724.80 : x
  2. Step 2: Convert to fraction form
    173,840,259,782.40/260,760,389,673.60 = 172,738,263,724.80/x
  3. Step 3: Cross multiply
    173,840,259,782.40x = 260,760,389,673.60 × 172,738,263,724.80
  4. Step 4: Simplify right side
    173,840,259,782.40x = 45,043,296,960,419,926,638,592
  5. Step 5: Solve for x
    x = 45,043,296,960,419,926,638,592/173,840,259,782.40
  6. Step 6: Final answer
    x = 259,107,395,587.20

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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.