Home / 995,336,002.30-1,493,004,003.45-485,728,066.30

Finding the Fourth Proportional to 995,336,002.30, 1,493,004,003.45 and 485,728,066.30

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Solution

The fourth proportional to 995,336,002.30, 1,493,004,003.45 and 485,728,066.30 is: 728,592,099.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,336,002.30 : 1,493,004,003.45 = 485,728,066.30 : x
  2. Step 2: Convert to fraction form
    995,336,002.30/1,493,004,003.45 = 485,728,066.30/x
  3. Step 3: Cross multiply
    995,336,002.30x = 1,493,004,003.45 × 485,728,066.30
  4. Step 4: Simplify right side
    995,336,002.30x = 725,193,947,573,927,040
  5. Step 5: Solve for x
    x = 725,193,947,573,927,040/995,336,002.30
  6. Step 6: Final answer
    x = 728,592,099.45

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Double scale
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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.