Home / 123,304,883.19-184,760,579.97-90,362,779.69

Finding the Fourth Proportional to 123,304,883.19, 184,760,579.97 and 90,362,779.69

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Solution

The fourth proportional to 123,304,883.19, 184,760,579.97 and 90,362,779.69 is: 135,399,987.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,304,883.19 : 184,760,579.97 = 90,362,779.69 : x
  2. Step 2: Convert to fraction form
    123,304,883.19/184,760,579.97 = 90,362,779.69/x
  3. Step 3: Cross multiply
    123,304,883.19x = 184,760,579.97 × 90,362,779.69
  4. Step 4: Simplify right side
    123,304,883.19x = 16,695,479,583,225,736
  5. Step 5: Solve for x
    x = 16,695,479,583,225,736/123,304,883.19
  6. Step 6: Final answer
    x = 135,399,987.02

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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.