Home / 209,567,087,998.20-314,350,631,997.30-83,735,464,087.80

Finding the Fourth Proportional to 209,567,087,998.20, 314,350,631,997.30 and 83,735,464,087.80

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Solution

The fourth proportional to 209,567,087,998.20, 314,350,631,997.30 and 83,735,464,087.80 is: 125,603,196,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,567,087,998.20 : 314,350,631,997.30 = 83,735,464,087.80 : x
  2. Step 2: Convert to fraction form
    209,567,087,998.20/314,350,631,997.30 = 83,735,464,087.80/x
  3. Step 3: Cross multiply
    209,567,087,998.20x = 314,350,631,997.30 × 83,735,464,087.80
  4. Step 4: Simplify right side
    209,567,087,998.20x = 26,322,296,056,587,149,639,680
  5. Step 5: Solve for x
    x = 26,322,296,056,587,149,639,680/209,567,087,998.20
  6. Step 6: Final answer
    x = 125,603,196,131.70

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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.