Home / 199,380,400.60-299,111,036.10-113,160,112.60

Finding the Fourth Proportional to 199,380,400.60, 299,111,036.10 and 113,160,112.60

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Solution

The fourth proportional to 199,380,400.60, 299,111,036.10 and 113,160,112.60 is: 169,763,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,380,400.60 : 299,111,036.10 = 113,160,112.60 : x
  2. Step 2: Convert to fraction form
    199,380,400.60/299,111,036.10 = 113,160,112.60/x
  3. Step 3: Cross multiply
    199,380,400.60x = 299,111,036.10 × 113,160,112.60
  4. Step 4: Simplify right side
    199,380,400.60x = 33,847,438,524,978,664
  5. Step 5: Solve for x
    x = 33,847,438,524,978,664/199,380,400.60
  6. Step 6: Final answer
    x = 169,763,118.26

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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.