Finding the Fourth Proportional to 5,196,378,062.90, 7,794,630,867.28 and 3,437,010,745.94
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Solution
The fourth proportional to 5,196,378,062.90, 7,794,630,867.28 and 3,437,010,745.94 is: 5,155,558,299.88
Step by Step Solution
- Step 1: Write the proportion equation
5,196,378,062.90 : 7,794,630,867.28 = 3,437,010,745.94 : x - Step 2: Convert to fraction form
5,196,378,062.90/7,794,630,867.28 = 3,437,010,745.94/x - Step 3: Cross multiply
5,196,378,062.90x = 7,794,630,867.28 × 3,437,010,745.94 - Step 4: Simplify right side
5,196,378,062.90x = 26,790,230,051,476,979,712 - Step 5: Solve for x
x = 26,790,230,051,476,979,712/5,196,378,062.90 - Step 6: Final answer
x = 5,155,558,299.88
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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.