Home / 330,287,492.30-495,103,988.79-155,096,917.92

Finding the Fourth Proportional to 330,287,492.30, 495,103,988.79 and 155,096,917.92

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Solution

The fourth proportional to 330,287,492.30, 495,103,988.79 and 155,096,917.92 is: 232,491,706.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,287,492.30 : 495,103,988.79 = 155,096,917.92 : x
  2. Step 2: Convert to fraction form
    330,287,492.30/495,103,988.79 = 155,096,917.92/x
  3. Step 3: Cross multiply
    330,287,492.30x = 495,103,988.79 × 155,096,917.92
  4. Step 4: Simplify right side
    330,287,492.30x = 76,789,102,711,227,232
  5. Step 5: Solve for x
    x = 76,789,102,711,227,232/330,287,492.30
  6. Step 6: Final answer
    x = 232,491,706.48

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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.