Home / 168,530,815.58-252,796,223.40-47,362,267.58

Finding the Fourth Proportional to 168,530,815.58, 252,796,223.40 and 47,362,267.58

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Solution

The fourth proportional to 168,530,815.58, 252,796,223.40 and 47,362,267.58 is: 71,043,401.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,530,815.58 : 252,796,223.40 = 47,362,267.58 : x
  2. Step 2: Convert to fraction form
    168,530,815.58/252,796,223.40 = 47,362,267.58/x
  3. Step 3: Cross multiply
    168,530,815.58x = 252,796,223.40 × 47,362,267.58
  4. Step 4: Simplify right side
    168,530,815.58x = 11,973,002,375,884,258
  5. Step 5: Solve for x
    x = 11,973,002,375,884,258/168,530,815.58
  6. Step 6: Final answer
    x = 71,043,401.38

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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.