Home / 132,945,009.40-183,494,724.06-77,958,580.60

Finding the Fourth Proportional to 132,945,009.40, 183,494,724.06 and 77,958,580.60

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Solution

The fourth proportional to 132,945,009.40, 183,494,724.06 and 77,958,580.60 is: 107,600,791.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,945,009.40 : 183,494,724.06 = 77,958,580.60 : x
  2. Step 2: Convert to fraction form
    132,945,009.40/183,494,724.06 = 77,958,580.60/x
  3. Step 3: Cross multiply
    132,945,009.40x = 183,494,724.06 × 77,958,580.60
  4. Step 4: Simplify right side
    132,945,009.40x = 14,304,988,235,306,268
  5. Step 5: Solve for x
    x = 14,304,988,235,306,268/132,945,009.40
  6. Step 6: Final answer
    x = 107,600,791.48

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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.