Home / 101,711,529.44-140,360,257-55,302,952.04

Finding the Fourth Proportional to 101,711,529.44, 140,360,257 and 55,302,952.04

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Solution

The fourth proportional to 101,711,529.44, 140,360,257 and 55,302,952.04 is: 76,317,174.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,711,529.44 : 140,360,257 = 55,302,952.04 : x
  2. Step 2: Convert to fraction form
    101,711,529.44/140,360,257 = 55,302,952.04/x
  3. Step 3: Cross multiply
    101,711,529.44x = 140,360,257 × 55,302,952.04
  4. Step 4: Simplify right side
    101,711,529.44x = 7,762,336,561,193,074
  5. Step 5: Solve for x
    x = 7,762,336,561,193,074/101,711,529.44
  6. Step 6: Final answer
    x = 76,317,174.70

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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.