Home / 263,388,154.05-363,449,162.52-145,891,531.26

Finding the Fourth Proportional to 263,388,154.05, 363,449,162.52 and 145,891,531.26

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Solution

The fourth proportional to 263,388,154.05, 363,449,162.52 and 145,891,531.26 is: 201,315,640.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,388,154.05 : 363,449,162.52 = 145,891,531.26 : x
  2. Step 2: Convert to fraction form
    263,388,154.05/363,449,162.52 = 145,891,531.26/x
  3. Step 3: Cross multiply
    263,388,154.05x = 363,449,162.52 × 145,891,531.26
  4. Step 4: Simplify right side
    263,388,154.05x = 53,024,154,855,207,392
  5. Step 5: Solve for x
    x = 53,024,154,855,207,392/263,388,154.05
  6. Step 6: Final answer
    x = 201,315,640.21

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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.