Home / 147,165,338.10-220,782,163.30-50,121,886.44

Finding the Fourth Proportional to 147,165,338.10, 220,782,163.30 and 50,121,886.44

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Solution

The fourth proportional to 147,165,338.10, 220,782,163.30 and 50,121,886.44 is: 75,194,462.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,165,338.10 : 220,782,163.30 = 50,121,886.44 : x
  2. Step 2: Convert to fraction form
    147,165,338.10/220,782,163.30 = 50,121,886.44/x
  3. Step 3: Cross multiply
    147,165,338.10x = 220,782,163.30 × 50,121,886.44
  4. Step 4: Simplify right side
    147,165,338.10x = 11,066,018,516,649,526
  5. Step 5: Solve for x
    x = 11,066,018,516,649,526/147,165,338.10
  6. Step 6: Final answer
    x = 75,194,462.64

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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.