Home / 106,334,120.28-146,668,243.14-65,101,384.56

Finding the Fourth Proportional to 106,334,120.28, 146,668,243.14 and 65,101,384.56

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Solution

The fourth proportional to 106,334,120.28, 146,668,243.14 and 65,101,384.56 is: 89,795,313.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,334,120.28 : 146,668,243.14 = 65,101,384.56 : x
  2. Step 2: Convert to fraction form
    106,334,120.28/146,668,243.14 = 65,101,384.56/x
  3. Step 3: Cross multiply
    106,334,120.28x = 146,668,243.14 × 65,101,384.56
  4. Step 4: Simplify right side
    106,334,120.28x = 9,548,305,699,396,722
  5. Step 5: Solve for x
    x = 9,548,305,699,396,722/106,334,120.28
  6. Step 6: Final answer
    x = 89,795,313.81

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1.5x scale

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.