Home / 270,716,505,923.70-406,074,758,885.55-145,192,267,487.70

Finding the Fourth Proportional to 270,716,505,923.70, 406,074,758,885.55 and 145,192,267,487.70

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Solution

The fourth proportional to 270,716,505,923.70, 406,074,758,885.55 and 145,192,267,487.70 is: 217,788,401,231.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,716,505,923.70 : 406,074,758,885.55 = 145,192,267,487.70 : x
  2. Step 2: Convert to fraction form
    270,716,505,923.70/406,074,758,885.55 = 145,192,267,487.70/x
  3. Step 3: Cross multiply
    270,716,505,923.70x = 406,074,758,885.55 × 145,192,267,487.70
  4. Step 4: Simplify right side
    270,716,505,923.70x = 58,958,915,012,114,065,129,472
  5. Step 5: Solve for x
    x = 58,958,915,012,114,065,129,472/270,716,505,923.70
  6. Step 6: Final answer
    x = 217,788,401,231.55

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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.