Home / 330,597,685.51-495,968,266.42-100,560,791.45

Finding the Fourth Proportional to 330,597,685.51, 495,968,266.42 and 100,560,791.45

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Solution

The fourth proportional to 330,597,685.51, 495,968,266.42 and 100,560,791.45 is: 150,863,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,597,685.51 : 495,968,266.42 = 100,560,791.45 : x
  2. Step 2: Convert to fraction form
    330,597,685.51/495,968,266.42 = 100,560,791.45/x
  3. Step 3: Cross multiply
    330,597,685.51x = 495,968,266.42 × 100,560,791.45
  4. Step 4: Simplify right side
    330,597,685.51x = 49,874,961,406,268,176
  5. Step 5: Solve for x
    x = 49,874,961,406,268,176/330,597,685.51
  6. Step 6: Final answer
    x = 150,863,008.40

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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.