Home / 101,002,098.72-151,525,600.56-47,120,017.44

Finding the Fourth Proportional to 101,002,098.72, 151,525,600.56 and 47,120,017.44

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Solution

The fourth proportional to 101,002,098.72, 151,525,600.56 and 47,120,017.44 is: 70,690,500.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,002,098.72 : 151,525,600.56 = 47,120,017.44 : x
  2. Step 2: Convert to fraction form
    101,002,098.72/151,525,600.56 = 47,120,017.44/x
  3. Step 3: Cross multiply
    101,002,098.72x = 151,525,600.56 × 47,120,017.44
  4. Step 4: Simplify right side
    101,002,098.72x = 7,139,888,940,993,674
  5. Step 5: Solve for x
    x = 7,139,888,940,993,674/101,002,098.72
  6. Step 6: Final answer
    x = 70,690,500.81

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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.