Home / 8,880,520,391,580.80-13,311,379,033,910-2,987,113,128,639.50

Finding the Fourth Proportional to 8,880,520,391,580.80, 13,311,379,033,910 and 2,987,113,128,639.50

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Solution

The fourth proportional to 8,880,520,391,580.80, 13,311,379,033,910 and 2,987,113,128,639.50 is: 4,477,507,321,551.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880,520,391,580.80 : 13,311,379,033,910 = 2,987,113,128,639.50 : x
  2. Step 2: Convert to fraction form
    8,880,520,391,580.80/13,311,379,033,910 = 2,987,113,128,639.50/x
  3. Step 3: Cross multiply
    8,880,520,391,580.80x = 13,311,379,033,910 × 2,987,113,128,639.50
  4. Step 4: Simplify right side
    8,880,520,391,580.80x = 39,762,595,072,489,142,743,990,272
  5. Step 5: Solve for x
    x = 39,762,595,072,489,142,743,990,272/8,880,520,391,580.80
  6. Step 6: Final answer
    x = 4,477,507,321,551.36

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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.