Home / 2,621,414,185.80-3,932,094,347.10-1,515,315,237.80

Finding the Fourth Proportional to 2,621,414,185.80, 3,932,094,347.10 and 1,515,315,237.80

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Solution

The fourth proportional to 2,621,414,185.80, 3,932,094,347.10 and 1,515,315,237.80 is: 2,272,957,288.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,414,185.80 : 3,932,094,347.10 = 1,515,315,237.80 : x
  2. Step 2: Convert to fraction form
    2,621,414,185.80/3,932,094,347.10 = 1,515,315,237.80/x
  3. Step 3: Cross multiply
    2,621,414,185.80x = 3,932,094,347.10 × 1,515,315,237.80
  4. Step 4: Simplify right side
    2,621,414,185.80x = 5,958,362,480,627,871,744
  5. Step 5: Solve for x
    x = 5,958,362,480,627,871,744/2,621,414,185.80
  6. Step 6: Final answer
    x = 2,272,957,288.82

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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.