Home / 163,504,905.56-245,055,403.44-140,312,820.32

Finding the Fourth Proportional to 163,504,905.56, 245,055,403.44 and 140,312,820.32

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Solution

The fourth proportional to 163,504,905.56, 245,055,403.44 and 140,312,820.32 is: 210,295,921.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,504,905.56 : 245,055,403.44 = 140,312,820.32 : x
  2. Step 2: Convert to fraction form
    163,504,905.56/245,055,403.44 = 140,312,820.32/x
  3. Step 3: Cross multiply
    163,504,905.56x = 245,055,403.44 × 140,312,820.32
  4. Step 4: Simplify right side
    163,504,905.56x = 34,384,414,791,321,828
  5. Step 5: Solve for x
    x = 34,384,414,791,321,828/163,504,905.56
  6. Step 6: Final answer
    x = 210,295,921.54

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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.