Home / 263,387,089.64-363,496,504.23-145,949,257.46

Finding the Fourth Proportional to 263,387,089.64, 363,496,504.23 and 145,949,257.46

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Solution

The fourth proportional to 263,387,089.64, 363,496,504.23 and 145,949,257.46 is: 201,422,343.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,387,089.64 : 363,496,504.23 = 145,949,257.46 : x
  2. Step 2: Convert to fraction form
    263,387,089.64/363,496,504.23 = 145,949,257.46/x
  3. Step 3: Cross multiply
    263,387,089.64x = 363,496,504.23 × 145,949,257.46
  4. Step 4: Simplify right side
    263,387,089.64x = 53,052,044,882,582,992
  5. Step 5: Solve for x
    x = 53,052,044,882,582,992/263,387,089.64
  6. Step 6: Final answer
    x = 201,422,343.65

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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.