Home / 839,342,824.40-1,259,014,236.60-264,914,152.40

Finding the Fourth Proportional to 839,342,824.40, 1,259,014,236.60 and 264,914,152.40

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Solution

The fourth proportional to 839,342,824.40, 1,259,014,236.60 and 264,914,152.40 is: 397,371,228.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,342,824.40 : 1,259,014,236.60 = 264,914,152.40 : x
  2. Step 2: Convert to fraction form
    839,342,824.40/1,259,014,236.60 = 264,914,152.40/x
  3. Step 3: Cross multiply
    839,342,824.40x = 1,259,014,236.60 × 264,914,152.40
  4. Step 4: Simplify right side
    839,342,824.40x = 333,530,689,348,422,016
  5. Step 5: Solve for x
    x = 333,530,689,348,422,016/839,342,824.40
  6. Step 6: Final answer
    x = 397,371,228.60

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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.