Home / 2,486,137,768.40-3,729,206,652.60-1,668,641,704.40

Finding the Fourth Proportional to 2,486,137,768.40, 3,729,206,652.60 and 1,668,641,704.40

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Solution

The fourth proportional to 2,486,137,768.40, 3,729,206,652.60 and 1,668,641,704.40 is: 2,502,962,556.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,137,768.40 : 3,729,206,652.60 = 1,668,641,704.40 : x
  2. Step 2: Convert to fraction form
    2,486,137,768.40/3,729,206,652.60 = 1,668,641,704.40/x
  3. Step 3: Cross multiply
    2,486,137,768.40x = 3,729,206,652.60 × 1,668,641,704.40
  4. Step 4: Simplify right side
    2,486,137,768.40x = 6,222,709,744,854,283,264
  5. Step 5: Solve for x
    x = 6,222,709,744,854,283,264/2,486,137,768.40
  6. Step 6: Final answer
    x = 2,502,962,556.60

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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.