Home / 123,821,229.60-185,731,844.40-70,073,517.60

Finding the Fourth Proportional to 123,821,229.60, 185,731,844.40 and 70,073,517.60

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Solution

The fourth proportional to 123,821,229.60, 185,731,844.40 and 70,073,517.60 is: 105,110,276.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,821,229.60 : 185,731,844.40 = 70,073,517.60 : x
  2. Step 2: Convert to fraction form
    123,821,229.60/185,731,844.40 = 70,073,517.60/x
  3. Step 3: Cross multiply
    123,821,229.60x = 185,731,844.40 × 70,073,517.60
  4. Step 4: Simplify right side
    123,821,229.60x = 13,014,883,667,443,860
  5. Step 5: Solve for x
    x = 13,014,883,667,443,860/123,821,229.60
  6. Step 6: Final answer
    x = 105,110,276.40

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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.