Home / 168,530,807.55-252,796,211.38-47,362,259.55

Finding the Fourth Proportional to 168,530,807.55, 252,796,211.38 and 47,362,259.55

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Solution

The fourth proportional to 168,530,807.55, 252,796,211.38 and 47,362,259.55 is: 71,043,389.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,530,807.55 : 252,796,211.38 = 47,362,259.55 : x
  2. Step 2: Convert to fraction form
    168,530,807.55/252,796,211.38 = 47,362,259.55/x
  3. Step 3: Cross multiply
    168,530,807.55x = 252,796,211.38 × 47,362,259.55
  4. Step 4: Simplify right side
    168,530,807.55x = 11,972,999,777,643,412
  5. Step 5: Solve for x
    x = 11,972,999,777,643,412/168,530,807.55
  6. Step 6: Final answer
    x = 71,043,389.34

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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.