Home / 102,028,991.87-153,043,598.57-25,352,020.05

Finding the Fourth Proportional to 102,028,991.87, 153,043,598.57 and 25,352,020.05

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Solution

The fourth proportional to 102,028,991.87, 153,043,598.57 and 25,352,020.05 is: 38,028,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,028,991.87 : 153,043,598.57 = 25,352,020.05 : x
  2. Step 2: Convert to fraction form
    102,028,991.87/153,043,598.57 = 25,352,020.05/x
  3. Step 3: Cross multiply
    102,028,991.87x = 153,043,598.57 × 25,352,020.05
  4. Step 4: Simplify right side
    102,028,991.87x = 3,879,964,379,344,031.50
  5. Step 5: Solve for x
    x = 3,879,964,379,344,031.50/102,028,991.87
  6. Step 6: Final answer
    x = 38,028,057.60

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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.