Home / 2,486,702,440.80-3,729,403,472.40-739,434,549.60

Finding the Fourth Proportional to 2,486,702,440.80, 3,729,403,472.40 and 739,434,549.60

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Solution

The fourth proportional to 2,486,702,440.80, 3,729,403,472.40 and 739,434,549.60 is: 1,108,958,487.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,702,440.80 : 3,729,403,472.40 = 739,434,549.60 : x
  2. Step 2: Convert to fraction form
    2,486,702,440.80/3,729,403,472.40 = 739,434,549.60/x
  3. Step 3: Cross multiply
    2,486,702,440.80x = 3,729,403,472.40 × 739,434,549.60
  4. Step 4: Simplify right side
    2,486,702,440.80x = 2,757,649,776,890,770,432
  5. Step 5: Solve for x
    x = 2,757,649,776,890,770,432/2,486,702,440.80
  6. Step 6: Final answer
    x = 1,108,958,487.21

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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.