Home / 8,551,322,420.94-11,796,631,454.43-7,420,705,313.04

Finding the Fourth Proportional to 8,551,322,420.94, 11,796,631,454.43 and 7,420,705,313.04

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Solution

The fourth proportional to 8,551,322,420.94, 11,796,631,454.43 and 7,420,705,313.04 is: 10,236,934,289.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,551,322,420.94 : 11,796,631,454.43 = 7,420,705,313.04 : x
  2. Step 2: Convert to fraction form
    8,551,322,420.94/11,796,631,454.43 = 7,420,705,313.04/x
  3. Step 3: Cross multiply
    8,551,322,420.94x = 11,796,631,454.43 × 7,420,705,313.04
  4. Step 4: Simplify right side
    8,551,322,420.94x = 87,539,325,709,863,485,440
  5. Step 5: Solve for x
    x = 87,539,325,709,863,485,440/8,551,322,420.94
  6. Step 6: Final answer
    x = 10,236,934,289.31

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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.