Home / 363,789,810.30-545,764,431.60-179,645,503.80

Finding the Fourth Proportional to 363,789,810.30, 545,764,431.60 and 179,645,503.80

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Solution

The fourth proportional to 363,789,810.30, 545,764,431.60 and 179,645,503.80 is: 269,507,620.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,789,810.30 : 545,764,431.60 = 179,645,503.80 : x
  2. Step 2: Convert to fraction form
    363,789,810.30/545,764,431.60 = 179,645,503.80/x
  3. Step 3: Cross multiply
    363,789,810.30x = 545,764,431.60 × 179,645,503.80
  4. Step 4: Simplify right side
    363,789,810.30x = 98,044,126,270,902,656
  5. Step 5: Solve for x
    x = 98,044,126,270,902,656/363,789,810.30
  6. Step 6: Final answer
    x = 269,507,620.87

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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.