Home / 338,238,628.88-466,761,369.04-199,018,407.92

Finding the Fourth Proportional to 338,238,628.88, 466,761,369.04 and 199,018,407.92

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Solution

The fourth proportional to 338,238,628.88, 466,761,369.04 and 199,018,407.92 is: 274,640,731.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,238,628.88 : 466,761,369.04 = 199,018,407.92 : x
  2. Step 2: Convert to fraction form
    338,238,628.88/466,761,369.04 = 199,018,407.92/x
  3. Step 3: Cross multiply
    338,238,628.88x = 466,761,369.04 × 199,018,407.92
  4. Step 4: Simplify right side
    338,238,628.88x = 92,894,104,542,069,024
  5. Step 5: Solve for x
    x = 92,894,104,542,069,024/338,238,628.88
  6. Step 6: Final answer
    x = 274,640,731.76

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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.