Home / 2,146,682,558.78-3,220,064,191.04-672,789,735.96

Finding the Fourth Proportional to 2,146,682,558.78, 3,220,064,191.04 and 672,789,735.96

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Solution

The fourth proportional to 2,146,682,558.78, 3,220,064,191.04 and 672,789,735.96 is: 1,009,197,250.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,682,558.78 : 3,220,064,191.04 = 672,789,735.96 : x
  2. Step 2: Convert to fraction form
    2,146,682,558.78/3,220,064,191.04 = 672,789,735.96/x
  3. Step 3: Cross multiply
    2,146,682,558.78x = 3,220,064,191.04 × 672,789,735.96
  4. Step 4: Simplify right side
    2,146,682,558.78x = 2,166,426,136,864,052,736
  5. Step 5: Solve for x
    x = 2,166,426,136,864,052,736/2,146,682,558.78
  6. Step 6: Final answer
    x = 1,009,197,250.89

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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.