Home / 2,991,835,379.90-4,487,753,069.85-1,752,089,815.10

Finding the Fourth Proportional to 2,991,835,379.90, 4,487,753,069.85 and 1,752,089,815.10

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Solution

The fourth proportional to 2,991,835,379.90, 4,487,753,069.85 and 1,752,089,815.10 is: 2,628,134,722.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,835,379.90 : 4,487,753,069.85 = 1,752,089,815.10 : x
  2. Step 2: Convert to fraction form
    2,991,835,379.90/4,487,753,069.85 = 1,752,089,815.10/x
  3. Step 3: Cross multiply
    2,991,835,379.90x = 4,487,753,069.85 × 1,752,089,815.10
  4. Step 4: Simplify right side
    2,991,835,379.90x = 7,862,946,446,367,943,680
  5. Step 5: Solve for x
    x = 7,862,946,446,367,943,680/2,991,835,379.90
  6. Step 6: Final answer
    x = 2,628,134,722.65

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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.