Home / 1,320,099,444,903.20-1,980,149,167,354.70-1,320,099,444,903.20

Finding the Fourth Proportional to 1,320,099,444,903.20, 1,980,149,167,354.70 and 1,320,099,444,903.20

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Solution

The fourth proportional to 1,320,099,444,903.20, 1,980,149,167,354.70 and 1,320,099,444,903.20 is: 1,980,149,167,354.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,099,444,903.20 : 1,980,149,167,354.70 = 1,320,099,444,903.20 : x
  2. Step 2: Convert to fraction form
    1,320,099,444,903.20/1,980,149,167,354.70 = 1,320,099,444,903.20/x
  3. Step 3: Cross multiply
    1,320,099,444,903.20x = 1,980,149,167,354.70 × 1,320,099,444,903.20
  4. Step 4: Simplify right side
    1,320,099,444,903.20x = 2,613,993,816,650,472,885,321,728
  5. Step 5: Solve for x
    x = 2,613,993,816,650,472,885,321,728/1,320,099,444,903.20
  6. Step 6: Final answer
    x = 1,980,149,167,354.70

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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.