Home / 1,721,394,188.62-2,582,082,615.86-672,238,930.77

Finding the Fourth Proportional to 1,721,394,188.62, 2,582,082,615.86 and 672,238,930.77

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Solution

The fourth proportional to 1,721,394,188.62, 2,582,082,615.86 and 672,238,930.77 is: 1,008,355,011.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,394,188.62 : 2,582,082,615.86 = 672,238,930.77 : x
  2. Step 2: Convert to fraction form
    1,721,394,188.62/2,582,082,615.86 = 672,238,930.77/x
  3. Step 3: Cross multiply
    1,721,394,188.62x = 2,582,082,615.86 × 672,238,930.77
  4. Step 4: Simplify right side
    1,721,394,188.62x = 1,735,776,456,844,656,896
  5. Step 5: Solve for x
    x = 1,735,776,456,844,656,896/1,721,394,188.62
  6. Step 6: Final answer
    x = 1,008,355,011.49

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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.