Home / 848,874,920.28-1,273,312,298.34-235,459,172.76

Finding the Fourth Proportional to 848,874,920.28, 1,273,312,298.34 and 235,459,172.76

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Solution

The fourth proportional to 848,874,920.28, 1,273,312,298.34 and 235,459,172.76 is: 353,188,736.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,874,920.28 : 1,273,312,298.34 = 235,459,172.76 : x
  2. Step 2: Convert to fraction form
    848,874,920.28/1,273,312,298.34 = 235,459,172.76/x
  3. Step 3: Cross multiply
    848,874,920.28x = 1,273,312,298.34 × 235,459,172.76
  4. Step 4: Simplify right side
    848,874,920.28x = 299,813,060,432,270,720
  5. Step 5: Solve for x
    x = 299,813,060,432,270,720/848,874,920.28
  6. Step 6: Final answer
    x = 353,188,736.37

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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.