Home / 270,716,505,563.20-406,074,758,344.80-145,192,267,127.20

Finding the Fourth Proportional to 270,716,505,563.20, 406,074,758,344.80 and 145,192,267,127.20

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Solution

The fourth proportional to 270,716,505,563.20, 406,074,758,344.80 and 145,192,267,127.20 is: 217,788,400,690.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,716,505,563.20 : 406,074,758,344.80 = 145,192,267,127.20 : x
  2. Step 2: Convert to fraction form
    270,716,505,563.20/406,074,758,344.80 = 145,192,267,127.20/x
  3. Step 3: Cross multiply
    270,716,505,563.20x = 406,074,758,344.80 × 145,192,267,127.20
  4. Step 4: Simplify right side
    270,716,505,563.20x = 58,958,914,787,211,391,008,768
  5. Step 5: Solve for x
    x = 58,958,914,787,211,391,008,768/270,716,505,563.20
  6. Step 6: Final answer
    x = 217,788,400,690.80

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Double scale
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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.