Home / 889,614,918.29-1,334,407,523.61-216,577,099.47

Finding the Fourth Proportional to 889,614,918.29, 1,334,407,523.61 and 216,577,099.47

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Solution

The fourth proportional to 889,614,918.29, 1,334,407,523.61 and 216,577,099.47 is: 324,862,033.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,614,918.29 : 1,334,407,523.61 = 216,577,099.47 : x
  2. Step 2: Convert to fraction form
    889,614,918.29/1,334,407,523.61 = 216,577,099.47/x
  3. Step 3: Cross multiply
    889,614,918.29x = 1,334,407,523.61 × 216,577,099.47
  4. Step 4: Simplify right side
    889,614,918.29x = 289,002,110,971,479,168
  5. Step 5: Solve for x
    x = 289,002,110,971,479,168/889,614,918.29
  6. Step 6: Final answer
    x = 324,862,033.03

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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.