Home / 338,980,183.66-508,626,653.31-154,804,119.52

Finding the Fourth Proportional to 338,980,183.66, 508,626,653.31 and 154,804,119.52

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Solution

The fourth proportional to 338,980,183.66, 508,626,653.31 and 154,804,119.52 is: 232,277,593.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,980,183.66 : 508,626,653.31 = 154,804,119.52 : x
  2. Step 2: Convert to fraction form
    338,980,183.66/508,626,653.31 = 154,804,119.52/x
  3. Step 3: Cross multiply
    338,980,183.66x = 508,626,653.31 × 154,804,119.52
  4. Step 4: Simplify right side
    338,980,183.66x = 78,737,501,230,058,848
  5. Step 5: Solve for x
    x = 78,737,501,230,058,848/338,980,183.66
  6. Step 6: Final answer
    x = 232,277,593.28

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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.