Home / 168,530,856.30-252,796,284.45-47,362,308.30

Finding the Fourth Proportional to 168,530,856.30, 252,796,284.45 and 47,362,308.30

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Solution

The fourth proportional to 168,530,856.30, 252,796,284.45 and 47,362,308.30 is: 71,043,462.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,530,856.30 : 252,796,284.45 = 47,362,308.30 : x
  2. Step 2: Convert to fraction form
    168,530,856.30/252,796,284.45 = 47,362,308.30/x
  3. Step 3: Cross multiply
    168,530,856.30x = 252,796,284.45 × 47,362,308.30
  4. Step 4: Simplify right side
    168,530,856.30x = 11,973,015,561,215,394
  5. Step 5: Solve for x
    x = 11,973,015,561,215,394/168,530,856.30
  6. Step 6: Final answer
    x = 71,043,462.45

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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.