Home / 2,762,856,806.43-4,146,434,293.88-1,928,389,398.91

Finding the Fourth Proportional to 2,762,856,806.43, 4,146,434,293.88 and 1,928,389,398.91

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Solution

The fourth proportional to 2,762,856,806.43, 4,146,434,293.88 and 1,928,389,398.91 is: 2,894,084,093.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762,856,806.43 : 4,146,434,293.88 = 1,928,389,398.91 : x
  2. Step 2: Convert to fraction form
    2,762,856,806.43/4,146,434,293.88 = 1,928,389,398.91/x
  3. Step 3: Cross multiply
    2,762,856,806.43x = 4,146,434,293.88 × 1,928,389,398.91
  4. Step 4: Simplify right side
    2,762,856,806.43x = 7,995,939,935,595,064,320
  5. Step 5: Solve for x
    x = 7,995,939,935,595,064,320/2,762,856,806.43
  6. Step 6: Final answer
    x = 2,894,084,093.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.