Home / 2,797,536,778.59-3,862,343,046.08-1,780,835,865.47

Finding the Fourth Proportional to 2,797,536,778.59, 3,862,343,046.08 and 1,780,835,865.47

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Solution

The fourth proportional to 2,797,536,778.59, 3,862,343,046.08 and 1,780,835,865.47 is: 2,458,662,589.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797,536,778.59 : 3,862,343,046.08 = 1,780,835,865.47 : x
  2. Step 2: Convert to fraction form
    2,797,536,778.59/3,862,343,046.08 = 1,780,835,865.47/x
  3. Step 3: Cross multiply
    2,797,536,778.59x = 3,862,343,046.08 × 1,780,835,865.47
  4. Step 4: Simplify right side
    2,797,536,778.59x = 6,878,199,021,207,730,176
  5. Step 5: Solve for x
    x = 6,878,199,021,207,730,176/2,797,536,778.59
  6. Step 6: Final answer
    x = 2,458,662,589.83

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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.