Home / 202,121,794.80-302,615,821.80-196,453,090.80

Finding the Fourth Proportional to 202,121,794.80, 302,615,821.80 and 196,453,090.80

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Solution

The fourth proportional to 202,121,794.80, 302,615,821.80 and 196,453,090.80 is: 294,128,664.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,121,794.80 : 302,615,821.80 = 196,453,090.80 : x
  2. Step 2: Convert to fraction form
    202,121,794.80/302,615,821.80 = 196,453,090.80/x
  3. Step 3: Cross multiply
    202,121,794.80x = 302,615,821.80 × 196,453,090.80
  4. Step 4: Simplify right side
    202,121,794.80x = 59,449,813,517,592,024
  5. Step 5: Solve for x
    x = 59,449,813,517,592,024/202,121,794.80
  6. Step 6: Final answer
    x = 294,128,664.24

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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.