Home / 734,864,514.96-1,014,111,255.12-400,339,786.29

Finding the Fourth Proportional to 734,864,514.96, 1,014,111,255.12 and 400,339,786.29

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Solution

The fourth proportional to 734,864,514.96, 1,014,111,255.12 and 400,339,786.29 is: 552,467,937.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,864,514.96 : 1,014,111,255.12 = 400,339,786.29 : x
  2. Step 2: Convert to fraction form
    734,864,514.96/1,014,111,255.12 = 400,339,786.29/x
  3. Step 3: Cross multiply
    734,864,514.96x = 1,014,111,255.12 × 400,339,786.29
  4. Step 4: Simplify right side
    734,864,514.96x = 405,989,083,149,024,512
  5. Step 5: Solve for x
    x = 405,989,083,149,024,512/734,864,514.96
  6. Step 6: Final answer
    x = 552,467,937.81

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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.