Home / 234,976,258.76-324,275,988.36-140,905,721.32

Finding the Fourth Proportional to 234,976,258.76, 324,275,988.36 and 140,905,721.32

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Solution

The fourth proportional to 234,976,258.76, 324,275,988.36 and 140,905,721.32 is: 194,455,143.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,976,258.76 : 324,275,988.36 = 140,905,721.32 : x
  2. Step 2: Convert to fraction form
    234,976,258.76/324,275,988.36 = 140,905,721.32/x
  3. Step 3: Cross multiply
    234,976,258.76x = 324,275,988.36 × 140,905,721.32
  4. Step 4: Simplify right side
    234,976,258.76x = 45,692,342,046,621,720
  5. Step 5: Solve for x
    x = 45,692,342,046,621,720/234,976,258.76
  6. Step 6: Final answer
    x = 194,455,143.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.