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Finding the Fourth Proportional to 118,112,233.70, 177,168,350.55 and 118,112,233.70

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Solution

The fourth proportional to 118,112,233.70, 177,168,350.55 and 118,112,233.70 is: 177,168,350.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,112,233.70 : 177,168,350.55 = 118,112,233.70 : x
  2. Step 2: Convert to fraction form
    118,112,233.70/177,168,350.55 = 118,112,233.70/x
  3. Step 3: Cross multiply
    118,112,233.70x = 177,168,350.55 × 118,112,233.70
  4. Step 4: Simplify right side
    118,112,233.70x = 20,925,749,624,405,124
  5. Step 5: Solve for x
    x = 20,925,749,624,405,124/118,112,233.70
  6. Step 6: Final answer
    x = 177,168,350.55

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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.