Home / 1,175,926,895.26-1,622,821,935.71-640,052,678.59

Finding the Fourth Proportional to 1,175,926,895.26, 1,622,821,935.71 and 640,052,678.59

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Solution

The fourth proportional to 1,175,926,895.26, 1,622,821,935.71 and 640,052,678.59 is: 883,296,003.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,926,895.26 : 1,622,821,935.71 = 640,052,678.59 : x
  2. Step 2: Convert to fraction form
    1,175,926,895.26/1,622,821,935.71 = 640,052,678.59/x
  3. Step 3: Cross multiply
    1,175,926,895.26x = 1,622,821,935.71 × 640,052,678.59
  4. Step 4: Simplify right side
    1,175,926,895.26x = 1,038,691,526,823,337,344
  5. Step 5: Solve for x
    x = 1,038,691,526,823,337,344/1,175,926,895.26
  6. Step 6: Final answer
    x = 883,296,003.36

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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.