Home / 206,648,000.01-309,972,426.48-194,020,961.85

Finding the Fourth Proportional to 206,648,000.01, 309,972,426.48 and 194,020,961.85

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Solution

The fourth proportional to 206,648,000.01, 309,972,426.48 and 194,020,961.85 is: 291,031,843.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,648,000.01 : 309,972,426.48 = 194,020,961.85 : x
  2. Step 2: Convert to fraction form
    206,648,000.01/309,972,426.48 = 194,020,961.85/x
  3. Step 3: Cross multiply
    206,648,000.01x = 309,972,426.48 × 194,020,961.85
  4. Step 4: Simplify right side
    206,648,000.01x = 60,141,148,332,628,008
  5. Step 5: Solve for x
    x = 60,141,148,332,628,008/206,648,000.01
  6. Step 6: Final answer
    x = 291,031,843.18

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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.