Home / 720,190,046.48-1,080,285,082.68-174,927,906.32

Finding the Fourth Proportional to 720,190,046.48, 1,080,285,082.68 and 174,927,906.32

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Solution

The fourth proportional to 720,190,046.48, 1,080,285,082.68 and 174,927,906.32 is: 262,391,862.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,190,046.48 : 1,080,285,082.68 = 174,927,906.32 : x
  2. Step 2: Convert to fraction form
    720,190,046.48/1,080,285,082.68 = 174,927,906.32/x
  3. Step 3: Cross multiply
    720,190,046.48x = 1,080,285,082.68 × 174,927,906.32
  4. Step 4: Simplify right side
    720,190,046.48x = 188,972,007,741,940,512
  5. Step 5: Solve for x
    x = 188,972,007,741,940,512/720,190,046.48
  6. Step 6: Final answer
    x = 262,391,862.63

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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.