Home / 265,733,182.80-398,599,774.20-196,858,429.20

Finding the Fourth Proportional to 265,733,182.80, 398,599,774.20 and 196,858,429.20

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Solution

The fourth proportional to 265,733,182.80, 398,599,774.20 and 196,858,429.20 is: 295,287,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,733,182.80 : 398,599,774.20 = 196,858,429.20 : x
  2. Step 2: Convert to fraction form
    265,733,182.80/398,599,774.20 = 196,858,429.20/x
  3. Step 3: Cross multiply
    265,733,182.80x = 398,599,774.20 × 196,858,429.20
  4. Step 4: Simplify right side
    265,733,182.80x = 78,467,725,428,486,672
  5. Step 5: Solve for x
    x = 78,467,725,428,486,672/265,733,182.80
  6. Step 6: Final answer
    x = 295,287,643.80

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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.