Home / 193,546,995.20-290,320,492.80-111,917,657.60

Finding the Fourth Proportional to 193,546,995.20, 290,320,492.80 and 111,917,657.60

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Solution

The fourth proportional to 193,546,995.20, 290,320,492.80 and 111,917,657.60 is: 167,876,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,546,995.20 : 290,320,492.80 = 111,917,657.60 : x
  2. Step 2: Convert to fraction form
    193,546,995.20/290,320,492.80 = 111,917,657.60/x
  3. Step 3: Cross multiply
    193,546,995.20x = 290,320,492.80 × 111,917,657.60
  4. Step 4: Simplify right side
    193,546,995.20x = 32,491,989,507,453,664
  5. Step 5: Solve for x
    x = 32,491,989,507,453,664/193,546,995.20
  6. Step 6: Final answer
    x = 167,876,486.40

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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.