Home / 194,669,079.47-268,626,306.70-115,269,896.85

Finding the Fourth Proportional to 194,669,079.47, 268,626,306.70 and 115,269,896.85

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Solution

The fourth proportional to 194,669,079.47, 268,626,306.70 and 115,269,896.85 is: 159,062,377.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,669,079.47 : 268,626,306.70 = 115,269,896.85 : x
  2. Step 2: Convert to fraction form
    194,669,079.47/268,626,306.70 = 115,269,896.85/x
  3. Step 3: Cross multiply
    194,669,079.47x = 268,626,306.70 × 115,269,896.85
  4. Step 4: Simplify right side
    194,669,079.47x = 30,964,526,664,506,752
  5. Step 5: Solve for x
    x = 30,964,526,664,506,752/194,669,079.47
  6. Step 6: Final answer
    x = 159,062,377.80

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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.