Home / 889,614,919.29-1,334,407,525.11-216,577,100.47

Finding the Fourth Proportional to 889,614,919.29, 1,334,407,525.11 and 216,577,100.47

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Solution

The fourth proportional to 889,614,919.29, 1,334,407,525.11 and 216,577,100.47 is: 324,862,034.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,614,919.29 : 1,334,407,525.11 = 216,577,100.47 : x
  2. Step 2: Convert to fraction form
    889,614,919.29/1,334,407,525.11 = 216,577,100.47/x
  3. Step 3: Cross multiply
    889,614,919.29x = 1,334,407,525.11 × 216,577,100.47
  4. Step 4: Simplify right side
    889,614,919.29x = 289,002,112,633,672,512
  5. Step 5: Solve for x
    x = 289,002,112,633,672,512/889,614,919.29
  6. Step 6: Final answer
    x = 324,862,034.54

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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.