Home / 193,088,255.30-289,968,306.15-102,388,991.30

Finding the Fourth Proportional to 193,088,255.30, 289,968,306.15 and 102,388,991.30

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Solution

The fourth proportional to 193,088,255.30, 289,968,306.15 and 102,388,991.30 is: 153,761,617.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,088,255.30 : 289,968,306.15 = 102,388,991.30 : x
  2. Step 2: Convert to fraction form
    193,088,255.30/289,968,306.15 = 102,388,991.30/x
  3. Step 3: Cross multiply
    193,088,255.30x = 289,968,306.15 × 102,388,991.30
  4. Step 4: Simplify right side
    193,088,255.30x = 29,689,562,375,668,084
  5. Step 5: Solve for x
    x = 29,689,562,375,668,084/193,088,255.30
  6. Step 6: Final answer
    x = 153,761,617.09

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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.