Home / 123,035,812.20-184,404,419.10-54,806,077.80

Finding the Fourth Proportional to 123,035,812.20, 184,404,419.10 and 54,806,077.80

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Solution

The fourth proportional to 123,035,812.20, 184,404,419.10 and 54,806,077.80 is: 82,142,611.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,035,812.20 : 184,404,419.10 = 54,806,077.80 : x
  2. Step 2: Convert to fraction form
    123,035,812.20/184,404,419.10 = 54,806,077.80/x
  3. Step 3: Cross multiply
    123,035,812.20x = 184,404,419.10 × 54,806,077.80
  4. Step 4: Simplify right side
    123,035,812.20x = 10,106,482,939,858,406
  5. Step 5: Solve for x
    x = 10,106,482,939,858,406/123,035,812.20
  6. Step 6: Final answer
    x = 82,142,611.64

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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.