Home / 325,865,232.60-489,364,719.30-172,810,224.60

Finding the Fourth Proportional to 325,865,232.60, 489,364,719.30 and 172,810,224.60

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Solution

The fourth proportional to 325,865,232.60, 489,364,719.30 and 172,810,224.60 is: 259,515,955.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,865,232.60 : 489,364,719.30 = 172,810,224.60 : x
  2. Step 2: Convert to fraction form
    325,865,232.60/489,364,719.30 = 172,810,224.60/x
  3. Step 3: Cross multiply
    325,865,232.60x = 489,364,719.30 × 172,810,224.60
  4. Step 4: Simplify right side
    325,865,232.60x = 84,567,227,053,548,960
  5. Step 5: Solve for x
    x = 84,567,227,053,548,960/325,865,232.60
  6. Step 6: Final answer
    x = 259,515,955.04

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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.