Home / 236,665,710.87-326,631,125.43-136,192,083.21

Finding the Fourth Proportional to 236,665,710.87, 326,631,125.43 and 136,192,083.21

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Solution

The fourth proportional to 236,665,710.87, 326,631,125.43 and 136,192,083.21 is: 187,963,745.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,665,710.87 : 326,631,125.43 = 136,192,083.21 : x
  2. Step 2: Convert to fraction form
    236,665,710.87/326,631,125.43 = 136,192,083.21/x
  3. Step 3: Cross multiply
    236,665,710.87x = 326,631,125.43 × 136,192,083.21
  4. Step 4: Simplify right side
    236,665,710.87x = 44,484,573,413,538,512
  5. Step 5: Solve for x
    x = 44,484,573,413,538,512/236,665,710.87
  6. Step 6: Final answer
    x = 187,963,745.36

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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.