Home / 219,631,033.90-329,445,123.83-55,867,391.34

Finding the Fourth Proportional to 219,631,033.90, 329,445,123.83 and 55,867,391.34

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Solution

The fourth proportional to 219,631,033.90, 329,445,123.83 and 55,867,391.34 is: 83,800,724.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,631,033.90 : 329,445,123.83 = 55,867,391.34 : x
  2. Step 2: Convert to fraction form
    219,631,033.90/329,445,123.83 = 55,867,391.34/x
  3. Step 3: Cross multiply
    219,631,033.90x = 329,445,123.83 × 55,867,391.34
  4. Step 4: Simplify right side
    219,631,033.90x = 18,405,239,656,418,144
  5. Step 5: Solve for x
    x = 18,405,239,656,418,144/219,631,033.90
  6. Step 6: Final answer
    x = 83,800,724.01

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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.