Home / 825,796,324.91-1,238,810,594.77-265,370,266.74

Finding the Fourth Proportional to 825,796,324.91, 1,238,810,594.77 and 265,370,266.74

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Solution

The fourth proportional to 825,796,324.91, 1,238,810,594.77 and 265,370,266.74 is: 398,092,711.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,796,324.91 : 1,238,810,594.77 = 265,370,266.74 : x
  2. Step 2: Convert to fraction form
    825,796,324.91/1,238,810,594.77 = 265,370,266.74/x
  3. Step 3: Cross multiply
    825,796,324.91x = 1,238,810,594.77 × 265,370,266.74
  4. Step 4: Simplify right side
    825,796,324.91x = 328,743,497,979,443,520
  5. Step 5: Solve for x
    x = 328,743,497,979,443,520/825,796,324.91
  6. Step 6: Final answer
    x = 398,092,711.32

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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.