Home / 2,797,536,257.49-3,862,342,326.09-1,780,835,343.86

Finding the Fourth Proportional to 2,797,536,257.49, 3,862,342,326.09 and 1,780,835,343.86

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Solution

The fourth proportional to 2,797,536,257.49, 3,862,342,326.09 and 1,780,835,343.86 is: 2,458,661,869.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797,536,257.49 : 3,862,342,326.09 = 1,780,835,343.86 : x
  2. Step 2: Convert to fraction form
    2,797,536,257.49/3,862,342,326.09 = 1,780,835,343.86/x
  3. Step 3: Cross multiply
    2,797,536,257.49x = 3,862,342,326.09 × 1,780,835,343.86
  4. Step 4: Simplify right side
    2,797,536,257.49x = 6,878,195,724,403,940,352
  5. Step 5: Solve for x
    x = 6,878,195,724,403,940,352/2,797,536,257.49
  6. Step 6: Final answer
    x = 2,458,661,869.34

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1.5x scale

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.