Home / 982,671,711.36-1,474,020,598.80-327,622,947.60

Finding the Fourth Proportional to 982,671,711.36, 1,474,020,598.80 and 327,622,947.60

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Solution

The fourth proportional to 982,671,711.36, 1,474,020,598.80 and 327,622,947.60 is: 491,438,766.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,671,711.36 : 1,474,020,598.80 = 327,622,947.60 : x
  2. Step 2: Convert to fraction form
    982,671,711.36/1,474,020,598.80 = 327,622,947.60/x
  3. Step 3: Cross multiply
    982,671,711.36x = 1,474,020,598.80 × 327,622,947.60
  4. Step 4: Simplify right side
    982,671,711.36x = 482,922,973,401,973,056
  5. Step 5: Solve for x
    x = 482,922,973,401,973,056/982,671,711.36
  6. Step 6: Final answer
    x = 491,438,766.19

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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.