Home / 1,078,576,331.38-1,618,330,579.67-580,004,111.25

Finding the Fourth Proportional to 1,078,576,331.38, 1,618,330,579.67 and 580,004,111.25

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Solution

The fourth proportional to 1,078,576,331.38, 1,618,330,579.67 and 580,004,111.25 is: 870,256,802.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,576,331.38 : 1,618,330,579.67 = 580,004,111.25 : x
  2. Step 2: Convert to fraction form
    1,078,576,331.38/1,618,330,579.67 = 580,004,111.25/x
  3. Step 3: Cross multiply
    1,078,576,331.38x = 1,618,330,579.67 × 580,004,111.25
  4. Step 4: Simplify right side
    1,078,576,331.38x = 938,638,389,571,645,568
  5. Step 5: Solve for x
    x = 938,638,389,571,645,568/1,078,576,331.38
  6. Step 6: Final answer
    x = 870,256,802.66

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Double scale
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1.5x scale

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.