Home / 2,689,274,835.90-4,028,509,895.54-1,339,117,400.62

Finding the Fourth Proportional to 2,689,274,835.90, 4,028,509,895.54 and 1,339,117,400.62

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Solution

The fourth proportional to 2,689,274,835.90, 4,028,509,895.54 and 1,339,117,400.62 is: 2,005,986,010.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,274,835.90 : 4,028,509,895.54 = 1,339,117,400.62 : x
  2. Step 2: Convert to fraction form
    2,689,274,835.90/4,028,509,895.54 = 1,339,117,400.62/x
  3. Step 3: Cross multiply
    2,689,274,835.90x = 4,028,509,895.54 × 1,339,117,400.62
  4. Step 4: Simplify right side
    2,689,274,835.90x = 5,394,647,699,685,611,520
  5. Step 5: Solve for x
    x = 5,394,647,699,685,611,520/2,689,274,835.90
  6. Step 6: Final answer
    x = 2,005,986,010.68

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1.5x scale

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.