Home / 85,066,286.40-127,599,429.60-41,956,142.40

Finding the Fourth Proportional to 85,066,286.40, 127,599,429.60 and 41,956,142.40

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Solution

The fourth proportional to 85,066,286.40, 127,599,429.60 and 41,956,142.40 is: 62,934,213.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,066,286.40 : 127,599,429.60 = 41,956,142.40 : x
  2. Step 2: Convert to fraction form
    85,066,286.40/127,599,429.60 = 41,956,142.40/x
  3. Step 3: Cross multiply
    85,066,286.40x = 127,599,429.60 × 41,956,142.40
  4. Step 4: Simplify right side
    85,066,286.40x = 5,353,579,838,456,375
  5. Step 5: Solve for x
    x = 5,353,579,838,456,375/85,066,286.40
  6. Step 6: Final answer
    x = 62,934,213.60

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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.