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Finding the Fourth Proportional to 117,632,205.20, 176,050,176.60 and 117,632,205.20

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Solution

The fourth proportional to 117,632,205.20, 176,050,176.60 and 117,632,205.20 is: 176,050,176.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,632,205.20 : 176,050,176.60 = 117,632,205.20 : x
  2. Step 2: Convert to fraction form
    117,632,205.20/176,050,176.60 = 117,632,205.20/x
  3. Step 3: Cross multiply
    117,632,205.20x = 176,050,176.60 × 117,632,205.20
  4. Step 4: Simplify right side
    117,632,205.20x = 20,709,170,499,307,440
  5. Step 5: Solve for x
    x = 20,709,170,499,307,440/117,632,205.20
  6. Step 6: Final answer
    x = 176,050,176.60

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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.