Home / 699,101,394.36-1,048,790,234.69-256,448,183.81

Finding the Fourth Proportional to 699,101,394.36, 1,048,790,234.69 and 256,448,183.81

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Solution

The fourth proportional to 699,101,394.36, 1,048,790,234.69 and 256,448,183.81 is: 384,722,950.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,101,394.36 : 1,048,790,234.69 = 256,448,183.81 : x
  2. Step 2: Convert to fraction form
    699,101,394.36/1,048,790,234.69 = 256,448,183.81/x
  3. Step 3: Cross multiply
    699,101,394.36x = 1,048,790,234.69 × 256,448,183.81
  4. Step 4: Simplify right side
    699,101,394.36x = 268,960,350,877,387,968
  5. Step 5: Solve for x
    x = 268,960,350,877,387,968/699,101,394.36
  6. Step 6: Final answer
    x = 384,722,950.13

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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.