Finding the Fourth Proportional to 7,181,967,842.19, 10,773,979,910.46 and 2,208,107,337.48
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Solution
The fourth proportional to 7,181,967,842.19, 10,773,979,910.46 and 2,208,107,337.48 is: 3,312,477,111.69
Step by Step Solution
- Step 1: Write the proportion equation
7,181,967,842.19 : 10,773,979,910.46 = 2,208,107,337.48 : x - Step 2: Convert to fraction form
7,181,967,842.19/10,773,979,910.46 = 2,208,107,337.48/x - Step 3: Cross multiply
7,181,967,842.19x = 10,773,979,910.46 × 2,208,107,337.48 - Step 4: Simplify right side
7,181,967,842.19x = 23,790,104,094,148,837,376 - Step 5: Solve for x
x = 23,790,104,094,148,837,376/7,181,967,842.19 - Step 6: Final answer
x = 3,312,477,111.69
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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.