Home / 329,795,187.60-494,566,810.20-99,687,795.60

Finding the Fourth Proportional to 329,795,187.60, 494,566,810.20 and 99,687,795.60

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Solution

The fourth proportional to 329,795,187.60, 494,566,810.20 and 99,687,795.60 is: 149,493,615.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,795,187.60 : 494,566,810.20 = 99,687,795.60 : x
  2. Step 2: Convert to fraction form
    329,795,187.60/494,566,810.20 = 99,687,795.60/x
  3. Step 3: Cross multiply
    329,795,187.60x = 494,566,810.20 × 99,687,795.60
  4. Step 4: Simplify right side
    329,795,187.60x = 49,302,275,085,761,592
  5. Step 5: Solve for x
    x = 49,302,275,085,761,592/329,795,187.60
  6. Step 6: Final answer
    x = 149,493,615.85

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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.