Home / 960,243,646.86-1,440,198,558.45-269,987,081.10

Finding the Fourth Proportional to 960,243,646.86, 1,440,198,558.45 and 269,987,081.10

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Solution

The fourth proportional to 960,243,646.86, 1,440,198,558.45 and 269,987,081.10 is: 404,933,691.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,243,646.86 : 1,440,198,558.45 = 269,987,081.10 : x
  2. Step 2: Convert to fraction form
    960,243,646.86/1,440,198,558.45 = 269,987,081.10/x
  3. Step 3: Cross multiply
    960,243,646.86x = 1,440,198,558.45 × 269,987,081.10
  4. Step 4: Simplify right side
    960,243,646.86x = 388,835,005,000,343,296
  5. Step 5: Solve for x
    x = 388,835,005,000,343,296/960,243,646.86
  6. Step 6: Final answer
    x = 404,933,691.85

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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.