Home / 330,096,200.40-495,144,300.60-305,153,902.80

Finding the Fourth Proportional to 330,096,200.40, 495,144,300.60 and 305,153,902.80

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Solution

The fourth proportional to 330,096,200.40, 495,144,300.60 and 305,153,902.80 is: 457,730,854.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,096,200.40 : 495,144,300.60 = 305,153,902.80 : x
  2. Step 2: Convert to fraction form
    330,096,200.40/495,144,300.60 = 305,153,902.80/x
  3. Step 3: Cross multiply
    330,096,200.40x = 495,144,300.60 × 305,153,902.80
  4. Step 4: Simplify right side
    330,096,200.40x = 151,095,215,777,266,400
  5. Step 5: Solve for x
    x = 151,095,215,777,266,400/330,096,200.40
  6. Step 6: Final answer
    x = 457,730,854.20

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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.