Home / 101,624,754.63-140,243,436.87-55,215,783.57

Finding the Fourth Proportional to 101,624,754.63, 140,243,436.87 and 55,215,783.57

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Solution

The fourth proportional to 101,624,754.63, 140,243,436.87 and 55,215,783.57 is: 76,198,474.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,624,754.63 : 140,243,436.87 = 55,215,783.57 : x
  2. Step 2: Convert to fraction form
    101,624,754.63/140,243,436.87 = 55,215,783.57/x
  3. Step 3: Cross multiply
    101,624,754.63x = 140,243,436.87 × 55,215,783.57
  4. Step 4: Simplify right side
    101,624,754.63x = 7,743,651,257,050,800
  5. Step 5: Solve for x
    x = 7,743,651,257,050,800/101,624,754.63
  6. Step 6: Final answer
    x = 76,198,474.33

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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.