Home / 83,357,980-125,025,619.44-21,941,995.36

Finding the Fourth Proportional to 83,357,980, 125,025,619.44 and 21,941,995.36

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Solution

The fourth proportional to 83,357,980, 125,025,619.44 and 21,941,995.36 is: 32,910,005.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,357,980 : 125,025,619.44 = 21,941,995.36 : x
  2. Step 2: Convert to fraction form
    83,357,980/125,025,619.44 = 21,941,995.36/x
  3. Step 3: Cross multiply
    83,357,980x = 125,025,619.44 × 21,941,995.36
  4. Step 4: Simplify right side
    83,357,980x = 2,743,311,561,633,605.50
  5. Step 5: Solve for x
    x = 2,743,311,561,633,605.50/83,357,980
  6. Step 6: Final answer
    x = 32,910,005.28

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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.