Home / 17,008,461,157.60-25,512,691,736.40-15,661,577,087.20

Finding the Fourth Proportional to 17,008,461,157.60, 25,512,691,736.40 and 15,661,577,087.20

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Solution

The fourth proportional to 17,008,461,157.60, 25,512,691,736.40 and 15,661,577,087.20 is: 23,492,365,630.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,008,461,157.60 : 25,512,691,736.40 = 15,661,577,087.20 : x
  2. Step 2: Convert to fraction form
    17,008,461,157.60/25,512,691,736.40 = 15,661,577,087.20/x
  3. Step 3: Cross multiply
    17,008,461,157.60x = 25,512,691,736.40 × 15,661,577,087.20
  4. Step 4: Simplify right side
    17,008,461,157.60x = 399,568,988,331,599,069,184
  5. Step 5: Solve for x
    x = 399,568,988,331,599,069,184/17,008,461,157.60
  6. Step 6: Final answer
    x = 23,492,365,630.80

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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.