Home / 263,387,090.40-363,496,505.27-145,949,258.22

Finding the Fourth Proportional to 263,387,090.40, 363,496,505.27 and 145,949,258.22

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Solution

The fourth proportional to 263,387,090.40, 363,496,505.27 and 145,949,258.22 is: 201,422,344.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,387,090.40 : 363,496,505.27 = 145,949,258.22 : x
  2. Step 2: Convert to fraction form
    263,387,090.40/363,496,505.27 = 145,949,258.22/x
  3. Step 3: Cross multiply
    263,387,090.40x = 363,496,505.27 × 145,949,258.22
  4. Step 4: Simplify right side
    263,387,090.40x = 53,052,045,308,989,072
  5. Step 5: Solve for x
    x = 53,052,045,308,989,072/263,387,090.40
  6. Step 6: Final answer
    x = 201,422,344.69

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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.