Home / 111,729,218.16-167,631,502.79-49,472,032.88

Finding the Fourth Proportional to 111,729,218.16, 167,631,502.79 and 49,472,032.88

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Solution

The fourth proportional to 111,729,218.16, 167,631,502.79 and 49,472,032.88 is: 74,224,731.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,729,218.16 : 167,631,502.79 = 49,472,032.88 : x
  2. Step 2: Convert to fraction form
    111,729,218.16/167,631,502.79 = 49,472,032.88/x
  3. Step 3: Cross multiply
    111,729,218.16x = 167,631,502.79 × 49,472,032.88
  4. Step 4: Simplify right side
    111,729,218.16x = 8,293,071,216,665,174
  5. Step 5: Solve for x
    x = 8,293,071,216,665,174/111,729,218.16
  6. Step 6: Final answer
    x = 74,224,731.48

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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.