Home / 30,844,741,157.14-42,571,847,244.62-20,007,243,190.57

Finding the Fourth Proportional to 30,844,741,157.14, 42,571,847,244.62 and 20,007,243,190.57

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Solution

The fourth proportional to 30,844,741,157.14, 42,571,847,244.62 and 20,007,243,190.57 is: 27,613,955,213.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,844,741,157.14 : 42,571,847,244.62 = 20,007,243,190.57 : x
  2. Step 2: Convert to fraction form
    30,844,741,157.14/42,571,847,244.62 = 20,007,243,190.57/x
  3. Step 3: Cross multiply
    30,844,741,157.14x = 42,571,847,244.62 × 20,007,243,190.57
  4. Step 4: Simplify right side
    30,844,741,157.14x = 851,745,300,894,827,020,288
  5. Step 5: Solve for x
    x = 851,745,300,894,827,020,288/30,844,741,157.14
  6. Step 6: Final answer
    x = 27,613,955,213.81

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.