Home / 312,027,322.70-467,705,060.85-117,863,713.10

Finding the Fourth Proportional to 312,027,322.70, 467,705,060.85 and 117,863,713.10

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Solution

The fourth proportional to 312,027,322.70, 467,705,060.85 and 117,863,713.10 is: 176,668,679.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,027,322.70 : 467,705,060.85 = 117,863,713.10 : x
  2. Step 2: Convert to fraction form
    312,027,322.70/467,705,060.85 = 117,863,713.10/x
  3. Step 3: Cross multiply
    312,027,322.70x = 467,705,060.85 × 117,863,713.10
  4. Step 4: Simplify right side
    312,027,322.70x = 55,125,455,107,442,440
  5. Step 5: Solve for x
    x = 55,125,455,107,442,440/312,027,322.70
  6. Step 6: Final answer
    x = 176,668,679.62

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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.