Finding the Fourth Proportional to 248,327,408.08, 342,637,776.84 and 150,566,291.92
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Solution
The fourth proportional to 248,327,408.08, 342,637,776.84 and 150,566,291.92 is: 207,748,713.40
Step by Step Solution
- Step 1: Write the proportion equation
248,327,408.08 : 342,637,776.84 = 150,566,291.92 : x - Step 2: Convert to fraction form
248,327,408.08/342,637,776.84 = 150,566,291.92/x - Step 3: Cross multiply
248,327,408.08x = 342,637,776.84 × 150,566,291.92 - Step 4: Simplify right side
248,327,408.08x = 51,589,699,530,511,248 - Step 5: Solve for x
x = 51,589,699,530,511,248/248,327,408.08 - Step 6: Final answer
x = 207,748,713.40
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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.