Home / 85,737,660,880.86-118,318,070,107.17-47,675,050,662.33

Finding the Fourth Proportional to 85,737,660,880.86, 118,318,070,107.17 and 47,675,050,662.33

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Solution

The fourth proportional to 85,737,660,880.86, 118,318,070,107.17 and 47,675,050,662.33 is: 65,791,624,458.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,737,660,880.86 : 118,318,070,107.17 = 47,675,050,662.33 : x
  2. Step 2: Convert to fraction form
    85,737,660,880.86/118,318,070,107.17 = 47,675,050,662.33/x
  3. Step 3: Cross multiply
    85,737,660,880.86x = 118,318,070,107.17 × 47,675,050,662.33
  4. Step 4: Simplify right side
    85,737,660,880.86x = 5,640,819,986,628,679,303,168
  5. Step 5: Solve for x
    x = 5,640,819,986,628,679,303,168/85,737,660,880.86
  6. Step 6: Final answer
    x = 65,791,624,458.56

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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.