Home / 100,405,025.20-150,707,070.60-49,344,698.80

Finding the Fourth Proportional to 100,405,025.20, 150,707,070.60 and 49,344,698.80

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Solution

The fourth proportional to 100,405,025.20, 150,707,070.60 and 49,344,698.80 is: 74,065,964.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,405,025.20 : 150,707,070.60 = 49,344,698.80 : x
  2. Step 2: Convert to fraction form
    100,405,025.20/150,707,070.60 = 49,344,698.80/x
  3. Step 3: Cross multiply
    100,405,025.20x = 150,707,070.60 × 49,344,698.80
  4. Step 4: Simplify right side
    100,405,025.20x = 7,436,595,005,787,335
  5. Step 5: Solve for x
    x = 7,436,595,005,787,335/100,405,025.20
  6. Step 6: Final answer
    x = 74,065,964.24

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.