Home / 158,976,000.90-238,471,874.55-82,448,496.90

Finding the Fourth Proportional to 158,976,000.90, 238,471,874.55 and 82,448,496.90

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Solution

The fourth proportional to 158,976,000.90, 238,471,874.55 and 82,448,496.90 is: 123,676,828.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,976,000.90 : 238,471,874.55 = 82,448,496.90 : x
  2. Step 2: Convert to fraction form
    158,976,000.90/238,471,874.55 = 82,448,496.90/x
  3. Step 3: Cross multiply
    158,976,000.90x = 238,471,874.55 × 82,448,496.90
  4. Step 4: Simplify right side
    158,976,000.90x = 19,661,647,609,572,868
  5. Step 5: Solve for x
    x = 19,661,647,609,572,868/158,976,000.90
  6. Step 6: Final answer
    x = 123,676,828.57

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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.