Home / 132,722,896.20-199,041,289.74-50,837,417.16

Finding the Fourth Proportional to 132,722,896.20, 199,041,289.74 and 50,837,417.16

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Solution

The fourth proportional to 132,722,896.20, 199,041,289.74 and 50,837,417.16 is: 76,239,634.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,722,896.20 : 199,041,289.74 = 50,837,417.16 : x
  2. Step 2: Convert to fraction form
    132,722,896.20/199,041,289.74 = 50,837,417.16/x
  3. Step 3: Cross multiply
    132,722,896.20x = 199,041,289.74 × 50,837,417.16
  4. Step 4: Simplify right side
    132,722,896.20x = 10,118,745,078,576,808
  5. Step 5: Solve for x
    x = 10,118,745,078,576,808/132,722,896.20
  6. Step 6: Final answer
    x = 76,239,634.37

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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.