Home / 206,064,233.70-309,096,350.55-193,309,649.70

Finding the Fourth Proportional to 206,064,233.70, 309,096,350.55 and 193,309,649.70

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Solution

The fourth proportional to 206,064,233.70, 309,096,350.55 and 193,309,649.70 is: 289,964,474.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,064,233.70 : 309,096,350.55 = 193,309,649.70 : x
  2. Step 2: Convert to fraction form
    206,064,233.70/309,096,350.55 = 193,309,649.70/x
  3. Step 3: Cross multiply
    206,064,233.70x = 309,096,350.55 × 193,309,649.70
  4. Step 4: Simplify right side
    206,064,233.70x = 59,751,307,248,368,904
  5. Step 5: Solve for x
    x = 59,751,307,248,368,904/206,064,233.70
  6. Step 6: Final answer
    x = 289,964,474.55

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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.