Home / 848,874,919.78-1,273,312,297.59-235,459,172.26

Finding the Fourth Proportional to 848,874,919.78, 1,273,312,297.59 and 235,459,172.26

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Solution

The fourth proportional to 848,874,919.78, 1,273,312,297.59 and 235,459,172.26 is: 353,188,735.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,874,919.78 : 1,273,312,297.59 = 235,459,172.26 : x
  2. Step 2: Convert to fraction form
    848,874,919.78/1,273,312,297.59 = 235,459,172.26/x
  3. Step 3: Cross multiply
    848,874,919.78x = 1,273,312,297.59 × 235,459,172.26
  4. Step 4: Simplify right side
    848,874,919.78x = 299,813,059,619,020,160
  5. Step 5: Solve for x
    x = 299,813,059,619,020,160/848,874,919.78
  6. Step 6: Final answer
    x = 353,188,735.62

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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.