Home / 442,018,062.54-662,913,998.54-131,052,963.92

Finding the Fourth Proportional to 442,018,062.54, 662,913,998.54 and 131,052,963.92

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Solution

The fourth proportional to 442,018,062.54, 662,913,998.54 and 131,052,963.92 is: 196,545,914.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,018,062.54 : 662,913,998.54 = 131,052,963.92 : x
  2. Step 2: Convert to fraction form
    442,018,062.54/662,913,998.54 = 131,052,963.92/x
  3. Step 3: Cross multiply
    442,018,062.54x = 662,913,998.54 × 131,052,963.92
  4. Step 4: Simplify right side
    442,018,062.54x = 86,876,844,332,725,552
  5. Step 5: Solve for x
    x = 86,876,844,332,725,552/442,018,062.54
  6. Step 6: Final answer
    x = 196,545,914.51

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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.