Home / 839,729,144.40-1,259,593,716.60-534,374,955.60

Finding the Fourth Proportional to 839,729,144.40, 1,259,593,716.60 and 534,374,955.60

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Solution

The fourth proportional to 839,729,144.40, 1,259,593,716.60 and 534,374,955.60 is: 801,562,433.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,729,144.40 : 1,259,593,716.60 = 534,374,955.60 : x
  2. Step 2: Convert to fraction form
    839,729,144.40/1,259,593,716.60 = 534,374,955.60/x
  3. Step 3: Cross multiply
    839,729,144.40x = 1,259,593,716.60 × 534,374,955.60
  4. Step 4: Simplify right side
    839,729,144.40x = 673,095,336,382,163,968
  5. Step 5: Solve for x
    x = 673,095,336,382,163,968/839,729,144.40
  6. Step 6: Final answer
    x = 801,562,433.40

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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.