Home / 8,880,520,391,579.20-13,311,379,033,908-2,987,113,128,638.10

Finding the Fourth Proportional to 8,880,520,391,579.20, 13,311,379,033,908 and 2,987,113,128,638.10

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Solution

The fourth proportional to 8,880,520,391,579.20, 13,311,379,033,908 and 2,987,113,128,638.10 is: 4,477,507,321,549.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880,520,391,579.20 : 13,311,379,033,908 = 2,987,113,128,638.10 : x
  2. Step 2: Convert to fraction form
    8,880,520,391,579.20/13,311,379,033,908 = 2,987,113,128,638.10/x
  3. Step 3: Cross multiply
    8,880,520,391,579.20x = 13,311,379,033,908 × 2,987,113,128,638.10
  4. Step 4: Simplify right side
    8,880,520,391,579.20x = 39,762,595,072,464,532,581,384,192
  5. Step 5: Solve for x
    x = 39,762,595,072,464,532,581,384,192/8,880,520,391,579.20
  6. Step 6: Final answer
    x = 4,477,507,321,549.39

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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.