Finding the Fourth Proportional to 366,372,808.80, 549,644,107.92 and 120,720,648.48
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Solution
The fourth proportional to 366,372,808.80, 549,644,107.92 and 120,720,648.48 is: 181,108,945.72
Step by Step Solution
- Step 1: Write the proportion equation
366,372,808.80 : 549,644,107.92 = 120,720,648.48 : x - Step 2: Convert to fraction form
366,372,808.80/549,644,107.92 = 120,720,648.48/x - Step 3: Cross multiply
366,372,808.80x = 549,644,107.92 × 120,720,648.48 - Step 4: Simplify right side
366,372,808.80x = 66,353,393,141,313,504 - Step 5: Solve for x
x = 66,353,393,141,313,504/366,372,808.80 - Step 6: Final answer
x = 181,108,945.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.