Finding the Fourth Proportional to 3,973,302,575.28, 5,483,326,709.88 and 2,213,170,760.88
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Solution
The fourth proportional to 3,973,302,575.28, 5,483,326,709.88 and 2,213,170,760.88 is: 3,054,269,871.66
Step by Step Solution
- Step 1: Write the proportion equation
3,973,302,575.28 : 5,483,326,709.88 = 2,213,170,760.88 : x - Step 2: Convert to fraction form
3,973,302,575.28/5,483,326,709.88 = 2,213,170,760.88/x - Step 3: Cross multiply
3,973,302,575.28x = 5,483,326,709.88 × 2,213,170,760.88 - Step 4: Simplify right side
3,973,302,575.28x = 12,135,538,346,658,748,416 - Step 5: Solve for x
x = 12,135,538,346,658,748,416/3,973,302,575.28 - Step 6: Final answer
x = 3,054,269,871.66
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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.