Home / 200,565,288.73-276,678,234.98-130,991,394.97

Finding the Fourth Proportional to 200,565,288.73, 276,678,234.98 and 130,991,394.97

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Solution

The fourth proportional to 200,565,288.73, 276,678,234.98 and 130,991,394.97 is: 180,701,596.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,565,288.73 : 276,678,234.98 = 130,991,394.97 : x
  2. Step 2: Convert to fraction form
    200,565,288.73/276,678,234.98 = 130,991,394.97/x
  3. Step 3: Cross multiply
    200,565,288.73x = 276,678,234.98 × 130,991,394.97
  4. Step 4: Simplify right side
    200,565,288.73x = 36,242,467,956,848,480
  5. Step 5: Solve for x
    x = 36,242,467,956,848,480/200,565,288.73
  6. Step 6: Final answer
    x = 180,701,596.91

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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.