Home / 172,208,807,998.40-258,313,211,997.60-172,208,807,998.40

Finding the Fourth Proportional to 172,208,807,998.40, 258,313,211,997.60 and 172,208,807,998.40

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Solution

The fourth proportional to 172,208,807,998.40, 258,313,211,997.60 and 172,208,807,998.40 is: 258,313,211,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,208,807,998.40 : 258,313,211,997.60 = 172,208,807,998.40 : x
  2. Step 2: Convert to fraction form
    172,208,807,998.40/258,313,211,997.60 = 172,208,807,998.40/x
  3. Step 3: Cross multiply
    172,208,807,998.40x = 258,313,211,997.60 × 172,208,807,998.40
  4. Step 4: Simplify right side
    172,208,807,998.40x = 44,483,810,328,344,692,523,008
  5. Step 5: Solve for x
    x = 44,483,810,328,344,692,523,008/172,208,807,998.40
  6. Step 6: Final answer
    x = 258,313,211,997.60

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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.