Home / 3,364,921,145.80-5,042,870,009.82-2,618,837,809.80

Finding the Fourth Proportional to 3,364,921,145.80, 5,042,870,009.82 and 2,618,837,809.80

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Solution

The fourth proportional to 3,364,921,145.80, 5,042,870,009.82 and 2,618,837,809.80 is: 3,924,745,359.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364,921,145.80 : 5,042,870,009.82 = 2,618,837,809.80 : x
  2. Step 2: Convert to fraction form
    3,364,921,145.80/5,042,870,009.82 = 2,618,837,809.80/x
  3. Step 3: Cross multiply
    3,364,921,145.80x = 5,042,870,009.82 × 2,618,837,809.80
  4. Step 4: Simplify right side
    3,364,921,145.80x = 13,206,458,651,623,112,704
  5. Step 5: Solve for x
    x = 13,206,458,651,623,112,704/3,364,921,145.80
  6. Step 6: Final answer
    x = 3,924,745,359.37

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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.