Home / 3,364,920,993.69-5,042,869,781.96-2,618,837,657.78

Finding the Fourth Proportional to 3,364,920,993.69, 5,042,869,781.96 and 2,618,837,657.78

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Solution

The fourth proportional to 3,364,920,993.69, 5,042,869,781.96 and 2,618,837,657.78 is: 3,924,745,131.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364,920,993.69 : 5,042,869,781.96 = 2,618,837,657.78 : x
  2. Step 2: Convert to fraction form
    3,364,920,993.69/5,042,869,781.96 = 2,618,837,657.78/x
  3. Step 3: Cross multiply
    3,364,920,993.69x = 5,042,869,781.96 × 2,618,837,657.78
  4. Step 4: Simplify right side
    3,364,920,993.69x = 13,206,457,288,258,998,272
  5. Step 5: Solve for x
    x = 13,206,457,288,258,998,272/3,364,920,993.69
  6. Step 6: Final answer
    x = 3,924,745,131.62

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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.