Home / 116,672,535.87-161,014,556.51-64,460,450.54

Finding the Fourth Proportional to 116,672,535.87, 161,014,556.51 and 64,460,450.54

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Solution

The fourth proportional to 116,672,535.87, 161,014,556.51 and 64,460,450.54 is: 88,958,989.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,672,535.87 : 161,014,556.51 = 64,460,450.54 : x
  2. Step 2: Convert to fraction form
    116,672,535.87/161,014,556.51 = 64,460,450.54/x
  3. Step 3: Cross multiply
    116,672,535.87x = 161,014,556.51 × 64,460,450.54
  4. Step 4: Simplify right side
    116,672,535.87x = 10,379,070,855,247,240
  5. Step 5: Solve for x
    x = 10,379,070,855,247,240/116,672,535.87
  6. Step 6: Final answer
    x = 88,958,989.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.