Home / 298,027,904.80-447,551,962.80-161,979,008.80

Finding the Fourth Proportional to 298,027,904.80, 447,551,962.80 and 161,979,008.80

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Solution

The fourth proportional to 298,027,904.80, 447,551,962.80 and 161,979,008.80 is: 243,245,757.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,027,904.80 : 447,551,962.80 = 161,979,008.80 : x
  2. Step 2: Convert to fraction form
    298,027,904.80/447,551,962.80 = 161,979,008.80/x
  3. Step 3: Cross multiply
    298,027,904.80x = 447,551,962.80 × 161,979,008.80
  4. Step 4: Simplify right side
    298,027,904.80x = 72,494,023,320,838,480
  5. Step 5: Solve for x
    x = 72,494,023,320,838,480/298,027,904.80
  6. Step 6: Final answer
    x = 243,245,757.04

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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.