Finding the Fourth Proportional to 277,672,724.32, 416,215,425.08 and 102,683,320.96
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Solution
The fourth proportional to 277,672,724.32, 416,215,425.08 and 102,683,320.96 is: 153,916,385.51
Step by Step Solution
- Step 1: Write the proportion equation
277,672,724.32 : 416,215,425.08 = 102,683,320.96 : x - Step 2: Convert to fraction form
277,672,724.32/416,215,425.08 = 102,683,320.96/x - Step 3: Cross multiply
277,672,724.32x = 416,215,425.08 × 102,683,320.96 - Step 4: Simplify right side
277,672,724.32x = 42,738,382,081,992,472 - Step 5: Solve for x
x = 42,738,382,081,992,472/277,672,724.32 - Step 6: Final answer
x = 153,916,385.51
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.