Home / 1,100,878,456.32-1,519,212,568.32-605,841,085.44

Finding the Fourth Proportional to 1,100,878,456.32, 1,519,212,568.32 and 605,841,085.44

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Solution

The fourth proportional to 1,100,878,456.32, 1,519,212,568.32 and 605,841,085.44 is: 836,060,862.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,878,456.32 : 1,519,212,568.32 = 605,841,085.44 : x
  2. Step 2: Convert to fraction form
    1,100,878,456.32/1,519,212,568.32 = 605,841,085.44/x
  3. Step 3: Cross multiply
    1,100,878,456.32x = 1,519,212,568.32 × 605,841,085.44
  4. Step 4: Simplify right side
    1,100,878,456.32x = 920,401,391,405,079,040
  5. Step 5: Solve for x
    x = 920,401,391,405,079,040/1,100,878,456.32
  6. Step 6: Final answer
    x = 836,060,862.23

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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.