Home / 848,279,252.40-1,272,418,878.60-234,863,478.15

Finding the Fourth Proportional to 848,279,252.40, 1,272,418,878.60 and 234,863,478.15

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Solution

The fourth proportional to 848,279,252.40, 1,272,418,878.60 and 234,863,478.15 is: 352,295,217.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,279,252.40 : 1,272,418,878.60 = 234,863,478.15 : x
  2. Step 2: Convert to fraction form
    848,279,252.40/1,272,418,878.60 = 234,863,478.15/x
  3. Step 3: Cross multiply
    848,279,252.40x = 1,272,418,878.60 × 234,863,478.15
  4. Step 4: Simplify right side
    848,279,252.40x = 298,844,723,491,718,592
  5. Step 5: Solve for x
    x = 298,844,723,491,718,592/848,279,252.40
  6. Step 6: Final answer
    x = 352,295,217.23

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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.