Home / 172,067,392,010.40-258,101,088,015.60-97,682,658,122.40

Finding the Fourth Proportional to 172,067,392,010.40, 258,101,088,015.60 and 97,682,658,122.40

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Solution

The fourth proportional to 172,067,392,010.40, 258,101,088,015.60 and 97,682,658,122.40 is: 146,523,987,183.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,067,392,010.40 : 258,101,088,015.60 = 97,682,658,122.40 : x
  2. Step 2: Convert to fraction form
    172,067,392,010.40/258,101,088,015.60 = 97,682,658,122.40/x
  3. Step 3: Cross multiply
    172,067,392,010.40x = 258,101,088,015.60 × 97,682,658,122.40
  4. Step 4: Simplify right side
    172,067,392,010.40x = 25,212,000,341,647,326,969,856
  5. Step 5: Solve for x
    x = 25,212,000,341,647,326,969,856/172,067,392,010.40
  6. Step 6: Final answer
    x = 146,523,987,183.60

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1.5x scale

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.