Home / 2,205,662,690.70-3,308,494,036.05-2,190,357,189.90

Finding the Fourth Proportional to 2,205,662,690.70, 3,308,494,036.05 and 2,190,357,189.90

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Solution

The fourth proportional to 2,205,662,690.70, 3,308,494,036.05 and 2,190,357,189.90 is: 3,285,535,784.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205,662,690.70 : 3,308,494,036.05 = 2,190,357,189.90 : x
  2. Step 2: Convert to fraction form
    2,205,662,690.70/3,308,494,036.05 = 2,190,357,189.90/x
  3. Step 3: Cross multiply
    2,205,662,690.70x = 3,308,494,036.05 × 2,190,357,189.90
  4. Step 4: Simplify right side
    2,205,662,690.70x = 7,246,783,699,603,388,416
  5. Step 5: Solve for x
    x = 7,246,783,699,603,388,416/2,205,662,690.70
  6. Step 6: Final answer
    x = 3,285,535,784.85

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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.