Home / 245,165,591.80-338,330,825.22-135,161,241.40

Finding the Fourth Proportional to 245,165,591.80, 338,330,825.22 and 135,161,241.40

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Solution

The fourth proportional to 245,165,591.80, 338,330,825.22 and 135,161,241.40 is: 186,523,785.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,165,591.80 : 338,330,825.22 = 135,161,241.40 : x
  2. Step 2: Convert to fraction form
    245,165,591.80/338,330,825.22 = 135,161,241.40/x
  3. Step 3: Cross multiply
    245,165,591.80x = 338,330,825.22 × 135,161,241.40
  4. Step 4: Simplify right side
    245,165,591.80x = 45,729,214,340,621,632
  5. Step 5: Solve for x
    x = 45,729,214,340,621,632/245,165,591.80
  6. Step 6: Final answer
    x = 186,523,785.84

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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.