Home / 192,017,260.74-287,909,254.29-75,292,778.73

Finding the Fourth Proportional to 192,017,260.74, 287,909,254.29 and 75,292,778.73

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Solution

The fourth proportional to 192,017,260.74, 287,909,254.29 and 75,292,778.73 is: 112,893,433.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,017,260.74 : 287,909,254.29 = 75,292,778.73 : x
  2. Step 2: Convert to fraction form
    192,017,260.74/287,909,254.29 = 75,292,778.73/x
  3. Step 3: Cross multiply
    192,017,260.74x = 287,909,254.29 × 75,292,778.73
  4. Step 4: Simplify right side
    192,017,260.74x = 21,677,487,777,576,276
  5. Step 5: Solve for x
    x = 21,677,487,777,576,276/192,017,260.74
  6. Step 6: Final answer
    x = 112,893,433.09

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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.