Home / 1,210,074,337.20-1,815,111,505.80-1,183,200,481.20

Finding the Fourth Proportional to 1,210,074,337.20, 1,815,111,505.80 and 1,183,200,481.20

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Solution

The fourth proportional to 1,210,074,337.20, 1,815,111,505.80 and 1,183,200,481.20 is: 1,774,800,721.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,074,337.20 : 1,815,111,505.80 = 1,183,200,481.20 : x
  2. Step 2: Convert to fraction form
    1,210,074,337.20/1,815,111,505.80 = 1,183,200,481.20/x
  3. Step 3: Cross multiply
    1,210,074,337.20x = 1,815,111,505.80 × 1,183,200,481.20
  4. Step 4: Simplify right side
    1,210,074,337.20x = 2,147,640,807,094,216,704
  5. Step 5: Solve for x
    x = 2,147,640,807,094,216,704/1,210,074,337.20
  6. Step 6: Final answer
    x = 1,774,800,721.80

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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.