Home / 238,886,686.89-329,673,855.80-133,040,101.62

Finding the Fourth Proportional to 238,886,686.89, 329,673,855.80 and 133,040,101.62

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Solution

The fourth proportional to 238,886,686.89, 329,673,855.80 and 133,040,101.62 is: 183,601,036.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,886,686.89 : 329,673,855.80 = 133,040,101.62 : x
  2. Step 2: Convert to fraction form
    238,886,686.89/329,673,855.80 = 133,040,101.62/x
  3. Step 3: Cross multiply
    238,886,686.89x = 329,673,855.80 × 133,040,101.62
  4. Step 4: Simplify right side
    238,886,686.89x = 43,859,843,278,658,104
  5. Step 5: Solve for x
    x = 43,859,843,278,658,104/238,886,686.89
  6. Step 6: Final answer
    x = 183,601,036.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.