Home / 325,545,775.28-449,142,060.48-201,741,279.92

Finding the Fourth Proportional to 325,545,775.28, 449,142,060.48 and 201,741,279.92

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Solution

The fourth proportional to 325,545,775.28, 449,142,060.48 and 201,741,279.92 is: 278,334,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,545,775.28 : 449,142,060.48 = 201,741,279.92 : x
  2. Step 2: Convert to fraction form
    325,545,775.28/449,142,060.48 = 201,741,279.92/x
  3. Step 3: Cross multiply
    325,545,775.28x = 449,142,060.48 × 201,741,279.92
  4. Step 4: Simplify right side
    325,545,775.28x = 90,610,494,147,141,248
  5. Step 5: Solve for x
    x = 90,610,494,147,141,248/325,545,775.28
  6. Step 6: Final answer
    x = 278,334,111.60

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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.