Home / 2,146,682,556.79-3,220,064,188.03-672,789,733.97

Finding the Fourth Proportional to 2,146,682,556.79, 3,220,064,188.03 and 672,789,733.97

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Solution

The fourth proportional to 2,146,682,556.79, 3,220,064,188.03 and 672,789,733.97 is: 1,009,197,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,682,556.79 : 3,220,064,188.03 = 672,789,733.97 : x
  2. Step 2: Convert to fraction form
    2,146,682,556.79/3,220,064,188.03 = 672,789,733.97/x
  3. Step 3: Cross multiply
    2,146,682,556.79x = 3,220,064,188.03 × 672,789,733.97
  4. Step 4: Simplify right side
    2,146,682,556.79x = 2,166,426,128,415,734,784
  5. Step 5: Solve for x
    x = 2,166,426,128,415,734,784/2,146,682,556.79
  6. Step 6: Final answer
    x = 1,009,197,247.90

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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.