Finding the Fourth Proportional to 219,412,302.62, 302,789,382.26 and 118,940,429.12
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Solution
The fourth proportional to 219,412,302.62, 302,789,382.26 and 118,940,429.12 is: 164,138,011.53
Step by Step Solution
- Step 1: Write the proportion equation
219,412,302.62 : 302,789,382.26 = 118,940,429.12 : x - Step 2: Convert to fraction form
219,412,302.62/302,789,382.26 = 118,940,429.12/x - Step 3: Cross multiply
219,412,302.62x = 302,789,382.26 × 118,940,429.12 - Step 4: Simplify right side
219,412,302.62x = 36,013,899,056,875,464 - Step 5: Solve for x
x = 36,013,899,056,875,464/219,412,302.62 - Step 6: Final answer
x = 164,138,011.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.