Home / 2,806,786,472,474.40-3,873,388,074,489.60-1,555,368,911,481.10

Finding the Fourth Proportional to 2,806,786,472,474.40, 3,873,388,074,489.60 and 1,555,368,911,481.10

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Solution

The fourth proportional to 2,806,786,472,474.40, 3,873,388,074,489.60 and 1,555,368,911,481.10 is: 2,146,421,700,490.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,806,786,472,474.40 : 3,873,388,074,489.60 = 1,555,368,911,481.10 : x
  2. Step 2: Convert to fraction form
    2,806,786,472,474.40/3,873,388,074,489.60 = 1,555,368,911,481.10/x
  3. Step 3: Cross multiply
    2,806,786,472,474.40x = 3,873,388,074,489.60 × 1,555,368,911,481.10
  4. Step 4: Simplify right side
    2,806,786,472,474.40x = 6,024,547,393,162,763,080,564,736
  5. Step 5: Solve for x
    x = 6,024,547,393,162,763,080,564,736/2,806,786,472,474.40
  6. Step 6: Final answer
    x = 2,146,421,700,490.69

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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.