Home / 352,155,827.12-485,990,219.44-195,522,941.76

Finding the Fourth Proportional to 352,155,827.12, 485,990,219.44 and 195,522,941.76

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Solution

The fourth proportional to 352,155,827.12, 485,990,219.44 and 195,522,941.76 is: 269,830,086.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,155,827.12 : 485,990,219.44 = 195,522,941.76 : x
  2. Step 2: Convert to fraction form
    352,155,827.12/485,990,219.44 = 195,522,941.76/x
  3. Step 3: Cross multiply
    352,155,827.12x = 485,990,219.44 × 195,522,941.76
  4. Step 4: Simplify right side
    352,155,827.12x = 95,022,237,371,496,736
  5. Step 5: Solve for x
    x = 95,022,237,371,496,736/352,155,827.12
  6. Step 6: Final answer
    x = 269,830,086.72

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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.