Home / 1,324,379,676.40-1,986,503,476.80-495,272,364.08

Finding the Fourth Proportional to 1,324,379,676.40, 1,986,503,476.80 and 495,272,364.08

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Solution

The fourth proportional to 1,324,379,676.40, 1,986,503,476.80 and 495,272,364.08 is: 742,883,850.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,379,676.40 : 1,986,503,476.80 = 495,272,364.08 : x
  2. Step 2: Convert to fraction form
    1,324,379,676.40/1,986,503,476.80 = 495,272,364.08/x
  3. Step 3: Cross multiply
    1,324,379,676.40x = 1,986,503,476.80 × 495,272,364.08
  4. Step 4: Simplify right side
    1,324,379,676.40x = 983,860,273,207,875,328
  5. Step 5: Solve for x
    x = 983,860,273,207,875,328/1,324,379,676.40
  6. Step 6: Final answer
    x = 742,883,850.26

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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.