Home / 612,043,104.48-844,649,364.24-344,203,216.80

Finding the Fourth Proportional to 612,043,104.48, 844,649,364.24 and 344,203,216.80

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Solution

The fourth proportional to 612,043,104.48, 844,649,364.24 and 344,203,216.80 is: 475,017,243.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,043,104.48 : 844,649,364.24 = 344,203,216.80 : x
  2. Step 2: Convert to fraction form
    612,043,104.48/844,649,364.24 = 344,203,216.80/x
  3. Step 3: Cross multiply
    612,043,104.48x = 844,649,364.24 × 344,203,216.80
  4. Step 4: Simplify right side
    612,043,104.48x = 290,731,028,239,482,880
  5. Step 5: Solve for x
    x = 290,731,028,239,482,880/612,043,104.48
  6. Step 6: Final answer
    x = 475,017,243.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.