Home / 274,752,000.20-412,128,000.30-165,912,883.40

Finding the Fourth Proportional to 274,752,000.20, 412,128,000.30 and 165,912,883.40

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Solution

The fourth proportional to 274,752,000.20, 412,128,000.30 and 165,912,883.40 is: 248,869,325.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,752,000.20 : 412,128,000.30 = 165,912,883.40 : x
  2. Step 2: Convert to fraction form
    274,752,000.20/412,128,000.30 = 165,912,883.40/x
  3. Step 3: Cross multiply
    274,752,000.20x = 412,128,000.30 × 165,912,883.40
  4. Step 4: Simplify right side
    274,752,000.20x = 68,377,344,859,649,072
  5. Step 5: Solve for x
    x = 68,377,344,859,649,072/274,752,000.20
  6. Step 6: Final answer
    x = 248,869,325.10

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1.5x scale

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.