Home / 159,428,879.10-238,765,405.05-159,428,879.10

Finding the Fourth Proportional to 159,428,879.10, 238,765,405.05 and 159,428,879.10

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Solution

The fourth proportional to 159,428,879.10, 238,765,405.05 and 159,428,879.10 is: 238,765,405.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,428,879.10 : 238,765,405.05 = 159,428,879.10 : x
  2. Step 2: Convert to fraction form
    159,428,879.10/238,765,405.05 = 159,428,879.10/x
  3. Step 3: Cross multiply
    159,428,879.10x = 238,765,405.05 × 159,428,879.10
  4. Step 4: Simplify right side
    159,428,879.10x = 38,066,100,894,978,976
  5. Step 5: Solve for x
    x = 38,066,100,894,978,976/159,428,879.10
  6. Step 6: Final answer
    x = 238,765,405.05

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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.