Home / 510,049,824.60-765,074,736.90-305,976,480.60

Finding the Fourth Proportional to 510,049,824.60, 765,074,736.90 and 305,976,480.60

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Solution

The fourth proportional to 510,049,824.60, 765,074,736.90 and 305,976,480.60 is: 458,964,720.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,049,824.60 : 765,074,736.90 = 305,976,480.60 : x
  2. Step 2: Convert to fraction form
    510,049,824.60/765,074,736.90 = 305,976,480.60/x
  3. Step 3: Cross multiply
    510,049,824.60x = 765,074,736.90 × 305,976,480.60
  4. Step 4: Simplify right side
    510,049,824.60x = 234,094,875,392,632,960
  5. Step 5: Solve for x
    x = 234,094,875,392,632,960/510,049,824.60
  6. Step 6: Final answer
    x = 458,964,720.90

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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.