Home / 2,806,786,472,378.50-3,873,388,074,357.40-1,555,368,911,384.90

Finding the Fourth Proportional to 2,806,786,472,378.50, 3,873,388,074,357.40 and 1,555,368,911,384.90

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Solution

The fourth proportional to 2,806,786,472,378.50, 3,873,388,074,357.40 and 1,555,368,911,384.90 is: 2,146,421,700,358.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,806,786,472,378.50 : 3,873,388,074,357.40 = 1,555,368,911,384.90 : x
  2. Step 2: Convert to fraction form
    2,806,786,472,378.50/3,873,388,074,357.40 = 1,555,368,911,384.90/x
  3. Step 3: Cross multiply
    2,806,786,472,378.50x = 3,873,388,074,357.40 × 1,555,368,911,384.90
  4. Step 4: Simplify right side
    2,806,786,472,378.50x = 6,024,547,392,584,523,043,569,664
  5. Step 5: Solve for x
    x = 6,024,547,392,584,523,043,569,664/2,806,786,472,378.50
  6. Step 6: Final answer
    x = 2,146,421,700,358.01

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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.