Home / 194,806,786.62-268,758,569.78-111,179,563.78

Finding the Fourth Proportional to 194,806,786.62, 268,758,569.78 and 111,179,563.78

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Solution

The fourth proportional to 194,806,786.62, 268,758,569.78 and 111,179,563.78 is: 153,385,110.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,806,786.62 : 268,758,569.78 = 111,179,563.78 : x
  2. Step 2: Convert to fraction form
    194,806,786.62/268,758,569.78 = 111,179,563.78/x
  3. Step 3: Cross multiply
    194,806,786.62x = 268,758,569.78 × 111,179,563.78
  4. Step 4: Simplify right side
    194,806,786.62x = 29,880,460,550,277,088
  5. Step 5: Solve for x
    x = 29,880,460,550,277,088/194,806,786.62
  6. Step 6: Final answer
    x = 153,385,110.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.