Home / 197,118,715.53-271,941,629.63-113,466,830.61

Finding the Fourth Proportional to 197,118,715.53, 271,941,629.63 and 113,466,830.61

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Solution

The fourth proportional to 197,118,715.53, 271,941,629.63 and 113,466,830.61 is: 156,536,910.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,118,715.53 : 271,941,629.63 = 113,466,830.61 : x
  2. Step 2: Convert to fraction form
    197,118,715.53/271,941,629.63 = 113,466,830.61/x
  3. Step 3: Cross multiply
    197,118,715.53x = 271,941,629.63 × 113,466,830.61
  4. Step 4: Simplify right side
    197,118,715.53x = 30,856,354,824,467,232
  5. Step 5: Solve for x
    x = 30,856,354,824,467,232/197,118,715.53
  6. Step 6: Final answer
    x = 156,536,910.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.