Home / 635,335,889.06-953,004,580.42-198,638,862.14

Finding the Fourth Proportional to 635,335,889.06, 953,004,580.42 and 198,638,862.14

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Solution

The fourth proportional to 635,335,889.06, 953,004,580.42 and 198,638,862.14 is: 297,958,526.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,335,889.06 : 953,004,580.42 = 198,638,862.14 : x
  2. Step 2: Convert to fraction form
    635,335,889.06/953,004,580.42 = 198,638,862.14/x
  3. Step 3: Cross multiply
    635,335,889.06x = 953,004,580.42 × 198,638,862.14
  4. Step 4: Simplify right side
    635,335,889.06x = 189,303,745,468,836,896
  5. Step 5: Solve for x
    x = 189,303,745,468,836,896/635,335,889.06
  6. Step 6: Final answer
    x = 297,958,526.71

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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.