Home / 6,915,550,591.12-9,543,462,896.88-3,743,734,405

Finding the Fourth Proportional to 6,915,550,591.12, 9,543,462,896.88 and 3,743,734,405

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Solution

The fourth proportional to 6,915,550,591.12, 9,543,462,896.88 and 3,743,734,405 is: 5,166,355,146.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915,550,591.12 : 9,543,462,896.88 = 3,743,734,405 : x
  2. Step 2: Convert to fraction form
    6,915,550,591.12/9,543,462,896.88 = 3,743,734,405/x
  3. Step 3: Cross multiply
    6,915,550,591.12x = 9,543,462,896.88 × 3,743,734,405
  4. Step 4: Simplify right side
    6,915,550,591.12x = 35,728,190,389,890,621,440
  5. Step 5: Solve for x
    x = 35,728,190,389,890,621,440/6,915,550,591.12
  6. Step 6: Final answer
    x = 5,166,355,146.87

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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.