Home / 202,463,999.70-303,695,999.55-133,589,246.10

Finding the Fourth Proportional to 202,463,999.70, 303,695,999.55 and 133,589,246.10

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Solution

The fourth proportional to 202,463,999.70, 303,695,999.55 and 133,589,246.10 is: 200,383,869.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,463,999.70 : 303,695,999.55 = 133,589,246.10 : x
  2. Step 2: Convert to fraction form
    202,463,999.70/303,695,999.55 = 133,589,246.10/x
  3. Step 3: Cross multiply
    202,463,999.70x = 303,695,999.55 × 133,589,246.10
  4. Step 4: Simplify right side
    202,463,999.70x = 40,570,519,623,470,440
  5. Step 5: Solve for x
    x = 40,570,519,623,470,440/202,463,999.70
  6. Step 6: Final answer
    x = 200,383,869.15

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1.5x scale

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.