Home / 201,465,999.45-302,198,999.18-55,899,279.45

Finding the Fourth Proportional to 201,465,999.45, 302,198,999.18 and 55,899,279.45

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Solution

The fourth proportional to 201,465,999.45, 302,198,999.18 and 55,899,279.45 is: 83,848,919.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,465,999.45 : 302,198,999.18 = 55,899,279.45 : x
  2. Step 2: Convert to fraction form
    201,465,999.45/302,198,999.18 = 55,899,279.45/x
  3. Step 3: Cross multiply
    201,465,999.45x = 302,198,999.18 × 55,899,279.45
  4. Step 4: Simplify right side
    201,465,999.45x = 16,892,706,304,393,646
  5. Step 5: Solve for x
    x = 16,892,706,304,393,646/201,465,999.45
  6. Step 6: Final answer
    x = 83,848,919.18

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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.