Home / 734,864,523.41-1,014,111,266.78-400,339,794.79

Finding the Fourth Proportional to 734,864,523.41, 1,014,111,266.78 and 400,339,794.79

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Solution

The fourth proportional to 734,864,523.41, 1,014,111,266.78 and 400,339,794.79 is: 552,467,949.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,864,523.41 : 1,014,111,266.78 = 400,339,794.79 : x
  2. Step 2: Convert to fraction form
    734,864,523.41/1,014,111,266.78 = 400,339,794.79/x
  3. Step 3: Cross multiply
    734,864,523.41x = 1,014,111,266.78 × 400,339,794.79
  4. Step 4: Simplify right side
    734,864,523.41x = 405,989,096,436,932,160
  5. Step 5: Solve for x
    x = 405,989,096,436,932,160/734,864,523.41
  6. Step 6: Final answer
    x = 552,467,949.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.