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Finding the Fourth Proportional to 137,151,144,499.80, 205,726,716,749.70 and 137,151,144,499.80

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Solution

The fourth proportional to 137,151,144,499.80, 205,726,716,749.70 and 137,151,144,499.80 is: 205,726,716,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,151,144,499.80 : 205,726,716,749.70 = 137,151,144,499.80 : x
  2. Step 2: Convert to fraction form
    137,151,144,499.80/205,726,716,749.70 = 137,151,144,499.80/x
  3. Step 3: Cross multiply
    137,151,144,499.80x = 205,726,716,749.70 × 137,151,144,499.80
  4. Step 4: Simplify right side
    137,151,144,499.80x = 28,215,654,656,407,530,110,976
  5. Step 5: Solve for x
    x = 28,215,654,656,407,530,110,976/137,151,144,499.80
  6. Step 6: Final answer
    x = 205,726,716,749.70

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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.