Home / 360,232,728.20-497,121,589.94-195,220,297.70

Finding the Fourth Proportional to 360,232,728.20, 497,121,589.94 and 195,220,297.70

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Solution

The fourth proportional to 360,232,728.20, 497,121,589.94 and 195,220,297.70 is: 269,404,241.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,232,728.20 : 497,121,589.94 = 195,220,297.70 : x
  2. Step 2: Convert to fraction form
    360,232,728.20/497,121,589.94 = 195,220,297.70/x
  3. Step 3: Cross multiply
    360,232,728.20x = 497,121,589.94 × 195,220,297.70
  4. Step 4: Simplify right side
    360,232,728.20x = 97,048,224,781,184,112
  5. Step 5: Solve for x
    x = 97,048,224,781,184,112/360,232,728.20
  6. Step 6: Final answer
    x = 269,404,241.16

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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.