Home / 220,332,566.03-330,486,888.81-66,966,665.04

Finding the Fourth Proportional to 220,332,566.03, 330,486,888.81 and 66,966,665.04

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Solution

The fourth proportional to 220,332,566.03, 330,486,888.81 and 66,966,665.04 is: 100,446,362.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,332,566.03 : 330,486,888.81 = 66,966,665.04 : x
  2. Step 2: Convert to fraction form
    220,332,566.03/330,486,888.81 = 66,966,665.04/x
  3. Step 3: Cross multiply
    220,332,566.03x = 330,486,888.81 × 66,966,665.04
  4. Step 4: Simplify right side
    220,332,566.03x = 22,131,604,783,050,996
  5. Step 5: Solve for x
    x = 22,131,604,783,050,996/220,332,566.03
  6. Step 6: Final answer
    x = 100,446,362.43

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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.