Home / 158,976,003.40-238,471,878.30-82,448,499.40

Finding the Fourth Proportional to 158,976,003.40, 238,471,878.30 and 82,448,499.40

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Solution

The fourth proportional to 158,976,003.40, 238,471,878.30 and 82,448,499.40 is: 123,676,832.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,976,003.40 : 238,471,878.30 = 82,448,499.40 : x
  2. Step 2: Convert to fraction form
    158,976,003.40/238,471,878.30 = 82,448,499.40/x
  3. Step 3: Cross multiply
    158,976,003.40x = 238,471,878.30 × 82,448,499.40
  4. Step 4: Simplify right side
    158,976,003.40x = 19,661,648,514,934,424
  5. Step 5: Solve for x
    x = 19,661,648,514,934,424/158,976,003.40
  6. Step 6: Final answer
    x = 123,676,832.32

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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.