Home / 225,873,395.42-338,738,348.28-72,483,579.58

Finding the Fourth Proportional to 225,873,395.42, 338,738,348.28 and 72,483,579.58

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Solution

The fourth proportional to 225,873,395.42, 338,738,348.28 and 72,483,579.58 is: 108,702,346.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,873,395.42 : 338,738,348.28 = 72,483,579.58 : x
  2. Step 2: Convert to fraction form
    225,873,395.42/338,738,348.28 = 72,483,579.58/x
  3. Step 3: Cross multiply
    225,873,395.42x = 338,738,348.28 × 72,483,579.58
  4. Step 4: Simplify right side
    225,873,395.42x = 24,552,968,024,351,132
  5. Step 5: Solve for x
    x = 24,552,968,024,351,132/225,873,395.42
  6. Step 6: Final answer
    x = 108,702,346.19

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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.