Home / 121,168,801,125.80-181,753,201,688.70-114,660,136,910.60

Finding the Fourth Proportional to 121,168,801,125.80, 181,753,201,688.70 and 114,660,136,910.60

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Solution

The fourth proportional to 121,168,801,125.80, 181,753,201,688.70 and 114,660,136,910.60 is: 171,990,205,365.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,168,801,125.80 : 181,753,201,688.70 = 114,660,136,910.60 : x
  2. Step 2: Convert to fraction form
    121,168,801,125.80/181,753,201,688.70 = 114,660,136,910.60/x
  3. Step 3: Cross multiply
    121,168,801,125.80x = 181,753,201,688.70 × 114,660,136,910.60
  4. Step 4: Simplify right side
    121,168,801,125.80x = 20,839,846,989,566,241,144,832
  5. Step 5: Solve for x
    x = 20,839,846,989,566,241,144,832/121,168,801,125.80
  6. Step 6: Final answer
    x = 171,990,205,365.90

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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.