Home / 1,320,099,444,865.30-1,980,149,167,298.10-1,320,099,444,865.30

Finding the Fourth Proportional to 1,320,099,444,865.30, 1,980,149,167,298.10 and 1,320,099,444,865.30

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Solution

The fourth proportional to 1,320,099,444,865.30, 1,980,149,167,298.10 and 1,320,099,444,865.30 is: 1,980,149,167,298.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,099,444,865.30 : 1,980,149,167,298.10 = 1,320,099,444,865.30 : x
  2. Step 2: Convert to fraction form
    1,320,099,444,865.30/1,980,149,167,298.10 = 1,320,099,444,865.30/x
  3. Step 3: Cross multiply
    1,320,099,444,865.30x = 1,980,149,167,298.10 × 1,320,099,444,865.30
  4. Step 4: Simplify right side
    1,320,099,444,865.30x = 2,613,993,816,500,707,912,581,120
  5. Step 5: Solve for x
    x = 2,613,993,816,500,707,912,581,120/1,320,099,444,865.30
  6. Step 6: Final answer
    x = 1,980,149,167,298.10

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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.