Home / 102,028,992.87-153,043,600.07-25,352,021.05

Finding the Fourth Proportional to 102,028,992.87, 153,043,600.07 and 25,352,021.05

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Solution

The fourth proportional to 102,028,992.87, 153,043,600.07 and 25,352,021.05 is: 38,028,059.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,028,992.87 : 153,043,600.07 = 25,352,021.05 : x
  2. Step 2: Convert to fraction form
    102,028,992.87/153,043,600.07 = 25,352,021.05/x
  3. Step 3: Cross multiply
    102,028,992.87x = 153,043,600.07 × 25,352,021.05
  4. Step 4: Simplify right side
    102,028,992.87x = 3,879,964,570,542,421.50
  5. Step 5: Solve for x
    x = 3,879,964,570,542,421.50/102,028,992.87
  6. Step 6: Final answer
    x = 38,028,059.10

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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.