Home / 263,242,758.76-363,270,540.48-145,765,566.72

Finding the Fourth Proportional to 263,242,758.76, 363,270,540.48 and 145,765,566.72

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Solution

The fourth proportional to 263,242,758.76, 363,270,540.48 and 145,765,566.72 is: 201,154,008.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,242,758.76 : 363,270,540.48 = 145,765,566.72 : x
  2. Step 2: Convert to fraction form
    263,242,758.76/363,270,540.48 = 145,765,566.72/x
  3. Step 3: Cross multiply
    263,242,758.76x = 363,270,540.48 × 145,765,566.72
  4. Step 4: Simplify right side
    263,242,758.76x = 52,952,336,205,747,904
  5. Step 5: Solve for x
    x = 52,952,336,205,747,904/263,242,758.76
  6. Step 6: Final answer
    x = 201,154,008.78

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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.