Home / 231,787,012,051.20-347,680,518,076.80-82,895,100,268.80

Finding the Fourth Proportional to 231,787,012,051.20, 347,680,518,076.80 and 82,895,100,268.80

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Solution

The fourth proportional to 231,787,012,051.20, 347,680,518,076.80 and 82,895,100,268.80 is: 124,342,650,403.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,012,051.20 : 347,680,518,076.80 = 82,895,100,268.80 : x
  2. Step 2: Convert to fraction form
    231,787,012,051.20/347,680,518,076.80 = 82,895,100,268.80/x
  3. Step 3: Cross multiply
    231,787,012,051.20x = 347,680,518,076.80 × 82,895,100,268.80
  4. Step 4: Simplify right side
    231,787,012,051.20x = 28,821,011,407,484,665,987,072
  5. Step 5: Solve for x
    x = 28,821,011,407,484,665,987,072/231,787,012,051.20
  6. Step 6: Final answer
    x = 124,342,650,403.20

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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.