Home / 217,269,999.40-325,904,999.10-94,507,128.40

Finding the Fourth Proportional to 217,269,999.40, 325,904,999.10 and 94,507,128.40

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Solution

The fourth proportional to 217,269,999.40, 325,904,999.10 and 94,507,128.40 is: 141,760,692.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,269,999.40 : 325,904,999.10 = 94,507,128.40 : x
  2. Step 2: Convert to fraction form
    217,269,999.40/325,904,999.10 = 94,507,128.40/x
  3. Step 3: Cross multiply
    217,269,999.40x = 325,904,999.10 × 94,507,128.40
  4. Step 4: Simplify right side
    217,269,999.40x = 30,800,345,596,145,588
  5. Step 5: Solve for x
    x = 30,800,345,596,145,588/217,269,999.40
  6. Step 6: Final answer
    x = 141,760,692.60

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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.