Home / 165,994,145.20-229,075,561.68-91,654,505.02

Finding the Fourth Proportional to 165,994,145.20, 229,075,561.68 and 91,654,505.02

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Solution

The fourth proportional to 165,994,145.20, 229,075,561.68 and 91,654,505.02 is: 126,485,227.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,994,145.20 : 229,075,561.68 = 91,654,505.02 : x
  2. Step 2: Convert to fraction form
    165,994,145.20/229,075,561.68 = 91,654,505.02/x
  3. Step 3: Cross multiply
    165,994,145.20x = 229,075,561.68 × 91,654,505.02
  4. Step 4: Simplify right side
    165,994,145.20x = 20,995,807,217,958,880
  5. Step 5: Solve for x
    x = 20,995,807,217,958,880/165,994,145.20
  6. Step 6: Final answer
    x = 126,485,227.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.