Home / 2,806,716,709.71-3,872,649,837.15-1,661,714,267.22

Finding the Fourth Proportional to 2,806,716,709.71, 3,872,649,837.15 and 1,661,714,267.22

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Solution

The fourth proportional to 2,806,716,709.71, 3,872,649,837.15 and 1,661,714,267.22 is: 2,292,799,078.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,806,716,709.71 : 3,872,649,837.15 = 1,661,714,267.22 : x
  2. Step 2: Convert to fraction form
    2,806,716,709.71/3,872,649,837.15 = 1,661,714,267.22/x
  3. Step 3: Cross multiply
    2,806,716,709.71x = 3,872,649,837.15 × 1,661,714,267.22
  4. Step 4: Simplify right side
    2,806,716,709.71x = 6,435,237,486,339,364,864
  5. Step 5: Solve for x
    x = 6,435,237,486,339,364,864/2,806,716,709.71
  6. Step 6: Final answer
    x = 2,292,799,078.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.