Home / 330,264,134.60-495,270,230.70-100,156,742.60

Finding the Fourth Proportional to 330,264,134.60, 495,270,230.70 and 100,156,742.60

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Solution

The fourth proportional to 330,264,134.60, 495,270,230.70 and 100,156,742.60 is: 150,196,911.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,264,134.60 : 495,270,230.70 = 100,156,742.60 : x
  2. Step 2: Convert to fraction form
    330,264,134.60/495,270,230.70 = 100,156,742.60/x
  3. Step 3: Cross multiply
    330,264,134.60x = 495,270,230.70 × 100,156,742.60
  4. Step 4: Simplify right side
    330,264,134.60x = 49,604,653,013,662,512
  5. Step 5: Solve for x
    x = 49,604,653,013,662,512/330,264,134.60
  6. Step 6: Final answer
    x = 150,196,911.55

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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.