Home / 2,806,786,472,371.40-3,873,388,074,347.20-1,555,368,911,377.60

Finding the Fourth Proportional to 2,806,786,472,371.40, 3,873,388,074,347.20 and 1,555,368,911,377.60

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Solution

The fourth proportional to 2,806,786,472,371.40, 3,873,388,074,347.20 and 1,555,368,911,377.60 is: 2,146,421,700,347.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,806,786,472,371.40 : 3,873,388,074,347.20 = 1,555,368,911,377.60 : x
  2. Step 2: Convert to fraction form
    2,806,786,472,371.40/3,873,388,074,347.20 = 1,555,368,911,377.60/x
  3. Step 3: Cross multiply
    2,806,786,472,371.40x = 3,873,388,074,347.20 × 1,555,368,911,377.60
  4. Step 4: Simplify right side
    2,806,786,472,371.40x = 6,024,547,392,540,383,664,668,672
  5. Step 5: Solve for x
    x = 6,024,547,392,540,383,664,668,672/2,806,786,472,371.40
  6. Step 6: Final answer
    x = 2,146,421,700,347.71

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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.