Home / 329,830,155.20-494,635,368.86-133,042,743.38

Finding the Fourth Proportional to 329,830,155.20, 494,635,368.86 and 133,042,743.38

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Solution

The fourth proportional to 329,830,155.20, 494,635,368.86 and 133,042,743.38 is: 199,519,799.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,830,155.20 : 494,635,368.86 = 133,042,743.38 : x
  2. Step 2: Convert to fraction form
    329,830,155.20/494,635,368.86 = 133,042,743.38/x
  3. Step 3: Cross multiply
    329,830,155.20x = 494,635,368.86 × 133,042,743.38
  4. Step 4: Simplify right side
    329,830,155.20x = 65,807,646,446,982,904
  5. Step 5: Solve for x
    x = 65,807,646,446,982,904/329,830,155.20
  6. Step 6: Final answer
    x = 199,519,799.54

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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.