Home / 1,291,318,003.44-1,936,964,240.37-591,611,665.86

Finding the Fourth Proportional to 1,291,318,003.44, 1,936,964,240.37 and 591,611,665.86

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Solution

The fourth proportional to 1,291,318,003.44, 1,936,964,240.37 and 591,611,665.86 is: 887,411,650.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,318,003.44 : 1,936,964,240.37 = 591,611,665.86 : x
  2. Step 2: Convert to fraction form
    1,291,318,003.44/1,936,964,240.37 = 591,611,665.86/x
  3. Step 3: Cross multiply
    1,291,318,003.44x = 1,936,964,240.37 × 591,611,665.86
  4. Step 4: Simplify right side
    1,291,318,003.44x = 1,145,930,640,956,545,152
  5. Step 5: Solve for x
    x = 1,145,930,640,956,545,152/1,291,318,003.44
  6. Step 6: Final answer
    x = 887,411,650.66

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.