Finding the Fourth Proportional to 548,566,376.85, 756,806,091.62 and 313,490,922.75
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Solution
The fourth proportional to 548,566,376.85, 756,806,091.62 and 313,490,922.75 is: 432,494,316.12
Step by Step Solution
- Step 1: Write the proportion equation
548,566,376.85 : 756,806,091.62 = 313,490,922.75 : x - Step 2: Convert to fraction form
548,566,376.85/756,806,091.62 = 313,490,922.75/x - Step 3: Cross multiply
548,566,376.85x = 756,806,091.62 × 313,490,922.75 - Step 4: Simplify right side
548,566,376.85x = 237,251,840,003,207,392 - Step 5: Solve for x
x = 237,251,840,003,207,392/548,566,376.85 - Step 6: Final answer
x = 432,494,316.12
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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.