Home / 206,064,005.40-309,096,008.10-204,629,114.70

Finding the Fourth Proportional to 206,064,005.40, 309,096,008.10 and 204,629,114.70

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Solution

The fourth proportional to 206,064,005.40, 309,096,008.10 and 204,629,114.70 is: 306,943,672.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,064,005.40 : 309,096,008.10 = 204,629,114.70 : x
  2. Step 2: Convert to fraction form
    206,064,005.40/309,096,008.10 = 204,629,114.70/x
  3. Step 3: Cross multiply
    206,064,005.40x = 309,096,008.10 × 204,629,114.70
  4. Step 4: Simplify right side
    206,064,005.40x = 63,250,042,494,807,032
  5. Step 5: Solve for x
    x = 63,250,042,494,807,032/206,064,005.40
  6. Step 6: Final answer
    x = 306,943,672.05

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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.