Home / 288,040,164.46-432,042,310.54-177,396,888.50

Finding the Fourth Proportional to 288,040,164.46, 432,042,310.54 and 177,396,888.50

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Solution

The fourth proportional to 288,040,164.46, 432,042,310.54 and 177,396,888.50 is: 266,084,286.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,040,164.46 : 432,042,310.54 = 177,396,888.50 : x
  2. Step 2: Convert to fraction form
    288,040,164.46/432,042,310.54 = 177,396,888.50/x
  3. Step 3: Cross multiply
    288,040,164.46x = 432,042,310.54 × 177,396,888.50
  4. Step 4: Simplify right side
    288,040,164.46x = 76,642,961,589,828,448
  5. Step 5: Solve for x
    x = 76,642,961,589,828,448/288,040,164.46
  6. Step 6: Final answer
    x = 266,084,286.32

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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.