Finding the Fourth Proportional to 2,879,347,944.44, 3,973,503,995.34 and 1,559,250,777.08
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Solution
The fourth proportional to 2,879,347,944.44, 3,973,503,995.34 and 1,559,250,777.08 is: 2,151,768,147.52
Step by Step Solution
- Step 1: Write the proportion equation
2,879,347,944.44 : 3,973,503,995.34 = 1,559,250,777.08 : x - Step 2: Convert to fraction form
2,879,347,944.44/3,973,503,995.34 = 1,559,250,777.08/x - Step 3: Cross multiply
2,879,347,944.44x = 3,973,503,995.34 × 1,559,250,777.08 - Step 4: Simplify right side
2,879,347,944.44x = 6,195,689,192,464,379,904 - Step 5: Solve for x
x = 6,195,689,192,464,379,904/2,879,347,944.44 - Step 6: Final answer
x = 2,151,768,147.52
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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.