Home / 360,232,735.82-497,121,600.66-195,220,305.32

Finding the Fourth Proportional to 360,232,735.82, 497,121,600.66 and 195,220,305.32

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Solution

The fourth proportional to 360,232,735.82, 497,121,600.66 and 195,220,305.32 is: 269,404,251.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,232,735.82 : 497,121,600.66 = 195,220,305.32 : x
  2. Step 2: Convert to fraction form
    360,232,735.82/497,121,600.66 = 195,220,305.32/x
  3. Step 3: Cross multiply
    360,232,735.82x = 497,121,600.66 × 195,220,305.32
  4. Step 4: Simplify right side
    360,232,735.82x = 97,048,230,662,012,320
  5. Step 5: Solve for x
    x = 97,048,230,662,012,320/360,232,735.82
  6. Step 6: Final answer
    x = 269,404,251.78

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1.5x scale

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.