Home / 262,264,848.08-361,923,616.59-143,187,436.61

Finding the Fourth Proportional to 262,264,848.08, 361,923,616.59 and 143,187,436.61

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Solution

The fourth proportional to 262,264,848.08, 361,923,616.59 and 143,187,436.61 is: 197,597,639.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,264,848.08 : 361,923,616.59 = 143,187,436.61 : x
  2. Step 2: Convert to fraction form
    262,264,848.08/361,923,616.59 = 143,187,436.61/x
  3. Step 3: Cross multiply
    262,264,848.08x = 361,923,616.59 × 143,187,436.61
  4. Step 4: Simplify right side
    262,264,848.08x = 51,822,914,908,142,568
  5. Step 5: Solve for x
    x = 51,822,914,908,142,568/262,264,848.08
  6. Step 6: Final answer
    x = 197,597,639.51

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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.