Home / 1,967,874,869.59-2,715,699,583.73-1,174,990,135.57

Finding the Fourth Proportional to 1,967,874,869.59, 2,715,699,583.73 and 1,174,990,135.57

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Solution

The fourth proportional to 1,967,874,869.59, 2,715,699,583.73 and 1,174,990,135.57 is: 1,621,505,651.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967,874,869.59 : 2,715,699,583.73 = 1,174,990,135.57 : x
  2. Step 2: Convert to fraction form
    1,967,874,869.59/2,715,699,583.73 = 1,174,990,135.57/x
  3. Step 3: Cross multiply
    1,967,874,869.59x = 2,715,699,583.73 × 1,174,990,135.57
  4. Step 4: Simplify right side
    1,967,874,869.59x = 3,190,920,222,034,851,840
  5. Step 5: Solve for x
    x = 3,190,920,222,034,851,840/1,967,874,869.59
  6. Step 6: Final answer
    x = 1,621,505,651.28

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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.