Home / 325,557,360.30-488,336,040.45-281,719,382.70

Finding the Fourth Proportional to 325,557,360.30, 488,336,040.45 and 281,719,382.70

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Solution

The fourth proportional to 325,557,360.30, 488,336,040.45 and 281,719,382.70 is: 422,579,074.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,557,360.30 : 488,336,040.45 = 281,719,382.70 : x
  2. Step 2: Convert to fraction form
    325,557,360.30/488,336,040.45 = 281,719,382.70/x
  3. Step 3: Cross multiply
    325,557,360.30x = 488,336,040.45 × 281,719,382.70
  4. Step 4: Simplify right side
    325,557,360.30x = 137,573,727,865,736,224
  5. Step 5: Solve for x
    x = 137,573,727,865,736,224/325,557,360.30
  6. Step 6: Final answer
    x = 422,579,074.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.