Home / 68,654,738.88-102,980,514.24-34,566,932.16

Finding the Fourth Proportional to 68,654,738.88, 102,980,514.24 and 34,566,932.16

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Solution

The fourth proportional to 68,654,738.88, 102,980,514.24 and 34,566,932.16 is: 51,849,595.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,654,738.88 : 102,980,514.24 = 34,566,932.16 : x
  2. Step 2: Convert to fraction form
    68,654,738.88/102,980,514.24 = 34,566,932.16/x
  3. Step 3: Cross multiply
    68,654,738.88x = 102,980,514.24 × 34,566,932.16
  4. Step 4: Simplify right side
    68,654,738.88x = 3,559,720,449,535,993.50
  5. Step 5: Solve for x
    x = 3,559,720,449,535,993.50/68,654,738.88
  6. Step 6: Final answer
    x = 51,849,595.64

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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.