Home / 1,324,379,673.40-1,986,503,472.30-495,272,361.08

Finding the Fourth Proportional to 1,324,379,673.40, 1,986,503,472.30 and 495,272,361.08

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Solution

The fourth proportional to 1,324,379,673.40, 1,986,503,472.30 and 495,272,361.08 is: 742,883,845.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,379,673.40 : 1,986,503,472.30 = 495,272,361.08 : x
  2. Step 2: Convert to fraction form
    1,324,379,673.40/1,986,503,472.30 = 495,272,361.08/x
  3. Step 3: Cross multiply
    1,324,379,673.40x = 1,986,503,472.30 × 495,272,361.08
  4. Step 4: Simplify right side
    1,324,379,673.40x = 983,860,265,019,639,296
  5. Step 5: Solve for x
    x = 983,860,265,019,639,296/1,324,379,673.40
  6. Step 6: Final answer
    x = 742,883,845.76

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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.