Home / 86,848,951.76-119,851,880.58-47,156,542.04

Finding the Fourth Proportional to 86,848,951.76, 119,851,880.58 and 47,156,542.04

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Solution

The fourth proportional to 86,848,951.76, 119,851,880.58 and 47,156,542.04 is: 65,076,205.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,848,951.76 : 119,851,880.58 = 47,156,542.04 : x
  2. Step 2: Convert to fraction form
    86,848,951.76/119,851,880.58 = 47,156,542.04/x
  3. Step 3: Cross multiply
    86,848,951.76x = 119,851,880.58 × 47,156,542.04
  4. Step 4: Simplify right side
    86,848,951.76x = 5,651,800,245,143,829
  5. Step 5: Solve for x
    x = 5,651,800,245,143,829/86,848,951.76
  6. Step 6: Final answer
    x = 65,076,205.65

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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.