Home / 117,089,063.28-175,617,651.42-30,820,245.84

Finding the Fourth Proportional to 117,089,063.28, 175,617,651.42 and 30,820,245.84

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Solution

The fourth proportional to 117,089,063.28, 175,617,651.42 and 30,820,245.84 is: 46,226,172.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,089,063.28 : 175,617,651.42 = 30,820,245.84 : x
  2. Step 2: Convert to fraction form
    117,089,063.28/175,617,651.42 = 30,820,245.84/x
  3. Step 3: Cross multiply
    117,089,063.28x = 175,617,651.42 × 30,820,245.84
  4. Step 4: Simplify right side
    117,089,063.28x = 5,412,579,190,607,825
  5. Step 5: Solve for x
    x = 5,412,579,190,607,825/117,089,063.28
  6. Step 6: Final answer
    x = 46,226,172.10

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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.