Home / 708,533,629.16-1,062,728,685.54-191,016,383.36

Finding the Fourth Proportional to 708,533,629.16, 1,062,728,685.54 and 191,016,383.36

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Solution

The fourth proportional to 708,533,629.16, 1,062,728,685.54 and 191,016,383.36 is: 286,505,229.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,533,629.16 : 1,062,728,685.54 = 191,016,383.36 : x
  2. Step 2: Convert to fraction form
    708,533,629.16/1,062,728,685.54 = 191,016,383.36/x
  3. Step 3: Cross multiply
    708,533,629.16x = 1,062,728,685.54 × 191,016,383.36
  4. Step 4: Simplify right side
    708,533,629.16x = 202,998,590,004,777,536
  5. Step 5: Solve for x
    x = 202,998,590,004,777,536/708,533,629.16
  6. Step 6: Final answer
    x = 286,505,229.46

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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.