Home / 5,340,653,999.10-8,010,980,998.65-3,687,659,912.70

Finding the Fourth Proportional to 5,340,653,999.10, 8,010,980,998.65 and 3,687,659,912.70

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Solution

The fourth proportional to 5,340,653,999.10, 8,010,980,998.65 and 3,687,659,912.70 is: 5,531,489,869.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340,653,999.10 : 8,010,980,998.65 = 3,687,659,912.70 : x
  2. Step 2: Convert to fraction form
    5,340,653,999.10/8,010,980,998.65 = 3,687,659,912.70/x
  3. Step 3: Cross multiply
    5,340,653,999.10x = 8,010,980,998.65 × 3,687,659,912.70
  4. Step 4: Simplify right side
    5,340,653,999.10x = 29,541,773,490,123,014,144
  5. Step 5: Solve for x
    x = 29,541,773,490,123,014,144/5,340,653,999.10
  6. Step 6: Final answer
    x = 5,531,489,869.05

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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.