Home / 1,210,718,794,496.90-1,816,079,939,609.90-494,422,741,678.58

Finding the Fourth Proportional to 1,210,718,794,496.90, 1,816,079,939,609.90 and 494,422,741,678.58

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Solution

The fourth proportional to 1,210,718,794,496.90, 1,816,079,939,609.90 and 494,422,741,678.58 is: 741,634,826,295.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,718,794,496.90 : 1,816,079,939,609.90 = 494,422,741,678.58 : x
  2. Step 2: Convert to fraction form
    1,210,718,794,496.90/1,816,079,939,609.90 = 494,422,741,678.58/x
  3. Step 3: Cross multiply
    1,210,718,794,496.90x = 1,816,079,939,609.90 × 494,422,741,678.58
  4. Step 4: Simplify right side
    1,210,718,794,496.90x = 897,911,222,849,396,763,787,264
  5. Step 5: Solve for x
    x = 897,911,222,849,396,763,787,264/1,210,718,794,496.90
  6. Step 6: Final answer
    x = 741,634,826,295.49

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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.