Home / 330,287,488.19-495,103,982.60-155,096,913.80

Finding the Fourth Proportional to 330,287,488.19, 495,103,982.60 and 155,096,913.80

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Solution

The fourth proportional to 330,287,488.19, 495,103,982.60 and 155,096,913.80 is: 232,491,700.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,287,488.19 : 495,103,982.60 = 155,096,913.80 : x
  2. Step 2: Convert to fraction form
    330,287,488.19/495,103,982.60 = 155,096,913.80/x
  3. Step 3: Cross multiply
    330,287,488.19x = 495,103,982.60 × 155,096,913.80
  4. Step 4: Simplify right side
    330,287,488.19x = 76,789,099,710,191,920
  5. Step 5: Solve for x
    x = 76,789,099,710,191,920/330,287,488.19
  6. Step 6: Final answer
    x = 232,491,700.28

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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.