Finding the Fourth Proportional to 329,849,446.92, 455,197,694.88 and 181,184,305.62
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Solution
The fourth proportional to 329,849,446.92, 455,197,694.88 and 181,184,305.62 is: 250,037,339.87
Step by Step Solution
- Step 1: Write the proportion equation
329,849,446.92 : 455,197,694.88 = 181,184,305.62 : x - Step 2: Convert to fraction form
329,849,446.92/455,197,694.88 = 181,184,305.62/x - Step 3: Cross multiply
329,849,446.92x = 455,197,694.88 × 181,184,305.62 - Step 4: Simplify right side
329,849,446.92x = 82,474,678,266,657,424 - Step 5: Solve for x
x = 82,474,678,266,657,424/329,849,446.92 - Step 6: Final answer
x = 250,037,339.87
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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.