Home / 112,089,456.99-168,156,882.23-47,393,158.32

Finding the Fourth Proportional to 112,089,456.99, 168,156,882.23 and 47,393,158.32

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Solution

The fourth proportional to 112,089,456.99, 168,156,882.23 and 47,393,158.32 is: 71,099,334.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,089,456.99 : 168,156,882.23 = 47,393,158.32 : x
  2. Step 2: Convert to fraction form
    112,089,456.99/168,156,882.23 = 47,393,158.32/x
  3. Step 3: Cross multiply
    112,089,456.99x = 168,156,882.23 × 47,393,158.32
  4. Step 4: Simplify right side
    112,089,456.99x = 7,969,485,741,887,019
  5. Step 5: Solve for x
    x = 7,969,485,741,887,019/112,089,456.99
  6. Step 6: Final answer
    x = 71,099,334.01

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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.