Home / 114,517,812.10-171,776,718.15-68,601,309.70

Finding the Fourth Proportional to 114,517,812.10, 171,776,718.15 and 68,601,309.70

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Solution

The fourth proportional to 114,517,812.10, 171,776,718.15 and 68,601,309.70 is: 102,901,964.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,517,812.10 : 171,776,718.15 = 68,601,309.70 : x
  2. Step 2: Convert to fraction form
    114,517,812.10/171,776,718.15 = 68,601,309.70/x
  3. Step 3: Cross multiply
    114,517,812.10x = 171,776,718.15 × 68,601,309.70
  4. Step 4: Simplify right side
    114,517,812.10x = 11,784,107,841,057,762
  5. Step 5: Solve for x
    x = 11,784,107,841,057,762/114,517,812.10
  6. Step 6: Final answer
    x = 102,901,964.55

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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.