Finding the Fourth Proportional to 192,389,855.96, 265,490,888.46 and 104,281,961.99
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Solution
The fourth proportional to 192,389,855.96, 265,490,888.46 and 104,281,961.99 is: 143,905,252.17
Step by Step Solution
- Step 1: Write the proportion equation
192,389,855.96 : 265,490,888.46 = 104,281,961.99 : x - Step 2: Convert to fraction form
192,389,855.96/265,490,888.46 = 104,281,961.99/x - Step 3: Cross multiply
192,389,855.96x = 265,490,888.46 × 104,281,961.99 - Step 4: Simplify right side
192,389,855.96x = 27,685,910,737,358,540 - Step 5: Solve for x
x = 27,685,910,737,358,540/192,389,855.96 - Step 6: Final answer
x = 143,905,252.17
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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.