Home / 289,275,086.68-434,027,596.98-92,568,805.28

Finding the Fourth Proportional to 289,275,086.68, 434,027,596.98 and 92,568,805.28

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Solution

The fourth proportional to 289,275,086.68, 434,027,596.98 and 92,568,805.28 is: 138,889,997.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,275,086.68 : 434,027,596.98 = 92,568,805.28 : x
  2. Step 2: Convert to fraction form
    289,275,086.68/434,027,596.98 = 92,568,805.28/x
  3. Step 3: Cross multiply
    289,275,086.68x = 434,027,596.98 × 92,568,805.28
  4. Step 4: Simplify right side
    289,275,086.68x = 40,177,416,110,987,936
  5. Step 5: Solve for x
    x = 40,177,416,110,987,936/289,275,086.68
  6. Step 6: Final answer
    x = 138,889,997.66

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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.