Home / 3,964,448,412.57-5,949,292,456.99-1,866,524,785.89

Finding the Fourth Proportional to 3,964,448,412.57, 5,949,292,456.99 and 1,866,524,785.89

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Solution

The fourth proportional to 3,964,448,412.57, 5,949,292,456.99 and 1,866,524,785.89 is: 2,801,020,639.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964,448,412.57 : 5,949,292,456.99 = 1,866,524,785.89 : x
  2. Step 2: Convert to fraction form
    3,964,448,412.57/5,949,292,456.99 = 1,866,524,785.89/x
  3. Step 3: Cross multiply
    3,964,448,412.57x = 5,949,292,456.99 × 1,866,524,785.89
  4. Step 4: Simplify right side
    3,964,448,412.57x = 11,104,501,829,470,918,656
  5. Step 5: Solve for x
    x = 11,104,501,829,470,918,656/3,964,448,412.57
  6. Step 6: Final answer
    x = 2,801,020,639.91

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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.