Finding the Fourth Proportional to 264,817,841.41, 365,442,894.71 and 153,313,383.97
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Solution
The fourth proportional to 264,817,841.41, 365,442,894.71 and 153,313,383.97 is: 211,569,154.62
Step by Step Solution
- Step 1: Write the proportion equation
264,817,841.41 : 365,442,894.71 = 153,313,383.97 : x - Step 2: Convert to fraction form
264,817,841.41/365,442,894.71 = 153,313,383.97/x - Step 3: Cross multiply
264,817,841.41x = 365,442,894.71 × 153,313,383.97 - Step 4: Simplify right side
264,817,841.41x = 56,027,286,835,015,944 - Step 5: Solve for x
x = 56,027,286,835,015,944/264,817,841.41 - Step 6: Final answer
x = 211,569,154.62
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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.