Home / 27,815,135,847.12-41,722,962,035.40-7,918,022,573.04

Finding the Fourth Proportional to 27,815,135,847.12, 41,722,962,035.40 and 7,918,022,573.04

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Solution

The fourth proportional to 27,815,135,847.12, 41,722,962,035.40 and 7,918,022,573.04 is: 11,877,107,378.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,815,135,847.12 : 41,722,962,035.40 = 7,918,022,573.04 : x
  2. Step 2: Convert to fraction form
    27,815,135,847.12/41,722,962,035.40 = 7,918,022,573.04/x
  3. Step 3: Cross multiply
    27,815,135,847.12x = 41,722,962,035.40 × 7,918,022,573.04
  4. Step 4: Simplify right side
    27,815,135,847.12x = 330,363,355,210,388,144,128
  5. Step 5: Solve for x
    x = 330,363,355,210,388,144,128/27,815,135,847.12
  6. Step 6: Final answer
    x = 11,877,107,378.74

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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.