Home / 2,797,536,255.21-3,862,342,322.91-1,780,835,341.32

Finding the Fourth Proportional to 2,797,536,255.21, 3,862,342,322.91 and 1,780,835,341.32

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Solution

The fourth proportional to 2,797,536,255.21, 3,862,342,322.91 and 1,780,835,341.32 is: 2,458,661,865.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797,536,255.21 : 3,862,342,322.91 = 1,780,835,341.32 : x
  2. Step 2: Convert to fraction form
    2,797,536,255.21/3,862,342,322.91 = 1,780,835,341.32/x
  3. Step 3: Cross multiply
    2,797,536,255.21x = 3,862,342,322.91 × 1,780,835,341.32
  4. Step 4: Simplify right side
    2,797,536,255.21x = 6,878,195,708,914,111,488
  5. Step 5: Solve for x
    x = 6,878,195,708,914,111,488/2,797,536,255.21
  6. Step 6: Final answer
    x = 2,458,661,865.81

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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.