Home / 248,565,942.29-372,956,431.82-133,415,963.61

Finding the Fourth Proportional to 248,565,942.29, 372,956,431.82 and 133,415,963.61

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Solution

The fourth proportional to 248,565,942.29, 372,956,431.82 and 133,415,963.61 is: 200,181,655.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,565,942.29 : 372,956,431.82 = 133,415,963.61 : x
  2. Step 2: Convert to fraction form
    248,565,942.29/372,956,431.82 = 133,415,963.61/x
  3. Step 3: Cross multiply
    248,565,942.29x = 372,956,431.82 × 133,415,963.61
  4. Step 4: Simplify right side
    248,565,942.29x = 49,758,341,735,145,488
  5. Step 5: Solve for x
    x = 49,758,341,735,145,488/248,565,942.29
  6. Step 6: Final answer
    x = 200,181,655.13

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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.