Home / 111,963,616.20-167,945,424.30-105,586,324.20

Finding the Fourth Proportional to 111,963,616.20, 167,945,424.30 and 105,586,324.20

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Solution

The fourth proportional to 111,963,616.20, 167,945,424.30 and 105,586,324.20 is: 158,379,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,963,616.20 : 167,945,424.30 = 105,586,324.20 : x
  2. Step 2: Convert to fraction form
    111,963,616.20/167,945,424.30 = 105,586,324.20/x
  3. Step 3: Cross multiply
    111,963,616.20x = 167,945,424.30 × 105,586,324.20
  4. Step 4: Simplify right side
    111,963,616.20x = 17,732,740,018,046,360
  5. Step 5: Solve for x
    x = 17,732,740,018,046,360/111,963,616.20
  6. Step 6: Final answer
    x = 158,379,486.30

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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.