Home / 1,074,505,812.60-1,611,758,718.90-347,568,007.80

Finding the Fourth Proportional to 1,074,505,812.60, 1,611,758,718.90 and 347,568,007.80

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Solution

The fourth proportional to 1,074,505,812.60, 1,611,758,718.90 and 347,568,007.80 is: 521,352,011.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,505,812.60 : 1,611,758,718.90 = 347,568,007.80 : x
  2. Step 2: Convert to fraction form
    1,074,505,812.60/1,611,758,718.90 = 347,568,007.80/x
  3. Step 3: Cross multiply
    1,074,505,812.60x = 1,611,758,718.90 × 347,568,007.80
  4. Step 4: Simplify right side
    1,074,505,812.60x = 560,195,766,982,353,280
  5. Step 5: Solve for x
    x = 560,195,766,982,353,280/1,074,505,812.60
  6. Step 6: Final answer
    x = 521,352,011.70

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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.