Home / 104,976,016.40-157,338,053.40-53,831,709.20

Finding the Fourth Proportional to 104,976,016.40, 157,338,053.40 and 53,831,709.20

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Solution

The fourth proportional to 104,976,016.40, 157,338,053.40 and 53,831,709.20 is: 80,682,965.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,016.40 : 157,338,053.40 = 53,831,709.20 : x
  2. Step 2: Convert to fraction form
    104,976,016.40/157,338,053.40 = 53,831,709.20/x
  3. Step 3: Cross multiply
    104,976,016.40x = 157,338,053.40 × 53,831,709.20
  4. Step 4: Simplify right side
    104,976,016.40x = 8,469,776,336,722,872
  5. Step 5: Solve for x
    x = 8,469,776,336,722,872/104,976,016.40
  6. Step 6: Final answer
    x = 80,682,965.76

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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.