Home / 1,182,212,387,186.20-1,773,139,405,933.70-321,753,608,650.65

Finding the Fourth Proportional to 1,182,212,387,186.20, 1,773,139,405,933.70 and 321,753,608,650.65

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Solution

The fourth proportional to 1,182,212,387,186.20, 1,773,139,405,933.70 and 321,753,608,650.65 is: 482,581,648,343.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,212,387,186.20 : 1,773,139,405,933.70 = 321,753,608,650.65 : x
  2. Step 2: Convert to fraction form
    1,182,212,387,186.20/1,773,139,405,933.70 = 321,753,608,650.65/x
  3. Step 3: Cross multiply
    1,182,212,387,186.20x = 1,773,139,405,933.70 × 321,753,608,650.65
  4. Step 4: Simplify right side
    1,182,212,387,186.20x = 570,514,002,499,837,748,051,968
  5. Step 5: Solve for x
    x = 570,514,002,499,837,748,051,968/1,182,212,387,186.20
  6. Step 6: Final answer
    x = 482,581,648,343.01

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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.