Home / 111,729,220.40-167,631,506.16-49,472,035.13

Finding the Fourth Proportional to 111,729,220.40, 167,631,506.16 and 49,472,035.13

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Solution

The fourth proportional to 111,729,220.40, 167,631,506.16 and 49,472,035.13 is: 74,224,734.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,729,220.40 : 167,631,506.16 = 49,472,035.13 : x
  2. Step 2: Convert to fraction form
    111,729,220.40/167,631,506.16 = 49,472,035.13/x
  3. Step 3: Cross multiply
    111,729,220.40x = 167,631,506.16 × 49,472,035.13
  4. Step 4: Simplify right side
    111,729,220.40x = 8,293,071,760,804,174
  5. Step 5: Solve for x
    x = 8,293,071,760,804,174/111,729,220.40
  6. Step 6: Final answer
    x = 74,224,734.87

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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.