Home / 168,530,816.82-252,796,225.29-47,362,268.82

Finding the Fourth Proportional to 168,530,816.82, 252,796,225.29 and 47,362,268.82

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Solution

The fourth proportional to 168,530,816.82, 252,796,225.29 and 47,362,268.82 is: 71,043,403.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,530,816.82 : 252,796,225.29 = 47,362,268.82 : x
  2. Step 2: Convert to fraction form
    168,530,816.82/252,796,225.29 = 47,362,268.82/x
  3. Step 3: Cross multiply
    168,530,816.82x = 252,796,225.29 × 47,362,268.82
  4. Step 4: Simplify right side
    168,530,816.82x = 11,973,002,778,866,262
  5. Step 5: Solve for x
    x = 11,973,002,778,866,262/168,530,816.82
  6. Step 6: Final answer
    x = 71,043,403.25

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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.