Home / 1,210,718,794,569.70-1,816,079,939,718.60-494,422,741,750.80

Finding the Fourth Proportional to 1,210,718,794,569.70, 1,816,079,939,718.60 and 494,422,741,750.80

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Solution

The fourth proportional to 1,210,718,794,569.70, 1,816,079,939,718.60 and 494,422,741,750.80 is: 741,634,826,403.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,718,794,569.70 : 1,816,079,939,718.60 = 494,422,741,750.80 : x
  2. Step 2: Convert to fraction form
    1,210,718,794,569.70/1,816,079,939,718.60 = 494,422,741,750.80/x
  3. Step 3: Cross multiply
    1,210,718,794,569.70x = 1,816,079,939,718.60 × 494,422,741,750.80
  4. Step 4: Simplify right side
    1,210,718,794,569.70x = 897,911,223,034,297,790,234,624
  5. Step 5: Solve for x
    x = 897,911,223,034,297,790,234,624/1,210,718,794,569.70
  6. Step 6: Final answer
    x = 741,634,826,403.62

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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.