Home / 221,281,323.20-331,921,984.80-167,533,611.20

Finding the Fourth Proportional to 221,281,323.20, 331,921,984.80 and 167,533,611.20

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Solution

The fourth proportional to 221,281,323.20, 331,921,984.80 and 167,533,611.20 is: 251,300,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,281,323.20 : 331,921,984.80 = 167,533,611.20 : x
  2. Step 2: Convert to fraction form
    221,281,323.20/331,921,984.80 = 167,533,611.20/x
  3. Step 3: Cross multiply
    221,281,323.20x = 331,921,984.80 × 167,533,611.20
  4. Step 4: Simplify right side
    221,281,323.20x = 55,608,088,750,215,504
  5. Step 5: Solve for x
    x = 55,608,088,750,215,504/221,281,323.20
  6. Step 6: Final answer
    x = 251,300,416.80

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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.