Home / 1,842,515,178.89-2,542,670,759.09-1,007,143,085.57

Finding the Fourth Proportional to 1,842,515,178.89, 2,542,670,759.09 and 1,007,143,085.57

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Solution

The fourth proportional to 1,842,515,178.89, 2,542,670,759.09 and 1,007,143,085.57 is: 1,389,857,355.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842,515,178.89 : 2,542,670,759.09 = 1,007,143,085.57 : x
  2. Step 2: Convert to fraction form
    1,842,515,178.89/2,542,670,759.09 = 1,007,143,085.57/x
  3. Step 3: Cross multiply
    1,842,515,178.89x = 2,542,670,759.09 × 1,007,143,085.57
  4. Step 4: Simplify right side
    1,842,515,178.89x = 2,560,833,273,899,837,952
  5. Step 5: Solve for x
    x = 2,560,833,273,899,837,952/1,842,515,178.89
  6. Step 6: Final answer
    x = 1,389,857,355.44

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Half scale
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Double scale
Find fourth proportional to 1,842,515,179.89, 2,542,670,760.47 and 1,007,143,086.57
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1.5x scale

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.