Home / 493,362,243,984.21-739,521,057,450.72-165,950,729,376.39

Finding the Fourth Proportional to 493,362,243,984.21, 739,521,057,450.72 and 165,950,729,376.39

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Solution

The fourth proportional to 493,362,243,984.21, 739,521,057,450.72 and 165,950,729,376.39 is: 248,750,406,764.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,362,243,984.21 : 739,521,057,450.72 = 165,950,729,376.39 : x
  2. Step 2: Convert to fraction form
    493,362,243,984.21/739,521,057,450.72 = 165,950,729,376.39/x
  3. Step 3: Cross multiply
    493,362,243,984.21x = 739,521,057,450.72 × 165,950,729,376.39
  4. Step 4: Simplify right side
    493,362,243,984.21x = 122,724,058,873,146,197,934,080
  5. Step 5: Solve for x
    x = 122,724,058,873,146,197,934,080/493,362,243,984.21
  6. Step 6: Final answer
    x = 248,750,406,764.15

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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.