Home / 218,125,710.14-327,164,314.57-78,060,514.91

Finding the Fourth Proportional to 218,125,710.14, 327,164,314.57 and 78,060,514.91

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Solution

The fourth proportional to 218,125,710.14, 327,164,314.57 and 78,060,514.91 is: 117,082,093.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,125,710.14 : 327,164,314.57 = 78,060,514.91 : x
  2. Step 2: Convert to fraction form
    218,125,710.14/327,164,314.57 = 78,060,514.91/x
  3. Step 3: Cross multiply
    218,125,710.14x = 327,164,314.57 × 78,060,514.91
  4. Step 4: Simplify right side
    218,125,710.14x = 25,538,614,853,680,444
  5. Step 5: Solve for x
    x = 25,538,614,853,680,444/218,125,710.14
  6. Step 6: Final answer
    x = 117,082,093.80

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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.