Home / 197,629,108.76-296,505,616.29-118,931,485.67

Finding the Fourth Proportional to 197,629,108.76, 296,505,616.29 and 118,931,485.67

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Solution

The fourth proportional to 197,629,108.76, 296,505,616.29 and 118,931,485.67 is: 178,434,511.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,629,108.76 : 296,505,616.29 = 118,931,485.67 : x
  2. Step 2: Convert to fraction form
    197,629,108.76/296,505,616.29 = 118,931,485.67/x
  3. Step 3: Cross multiply
    197,629,108.76x = 296,505,616.29 × 118,931,485.67
  4. Step 4: Simplify right side
    197,629,108.76x = 35,263,853,453,386,128
  5. Step 5: Solve for x
    x = 35,263,853,453,386,128/197,629,108.76
  6. Step 6: Final answer
    x = 178,434,511.37

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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.