Home / 1,672,313,352.78-2,508,307,939.26-507,792,080.28

Finding the Fourth Proportional to 1,672,313,352.78, 2,508,307,939.26 and 507,792,080.28

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Solution

The fourth proportional to 1,672,313,352.78, 2,508,307,939.26 and 507,792,080.28 is: 761,638,902.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,313,352.78 : 2,508,307,939.26 = 507,792,080.28 : x
  2. Step 2: Convert to fraction form
    1,672,313,352.78/2,508,307,939.26 = 507,792,080.28/x
  3. Step 3: Cross multiply
    1,672,313,352.78x = 2,508,307,939.26 × 507,792,080.28
  4. Step 4: Simplify right side
    1,672,313,352.78x = 1,273,698,906,459,675,392
  5. Step 5: Solve for x
    x = 1,273,698,906,459,675,392/1,672,313,352.78
  6. Step 6: Final answer
    x = 761,638,902.39

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Double scale
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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.