Finding the Fourth Proportional to 277,988,382.56, 383,616,663.99 and 152,540,193.08
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Solution
The fourth proportional to 277,988,382.56, 383,616,663.99 and 152,540,193.08 is: 210,501,458.57
Step by Step Solution
- Step 1: Write the proportion equation
277,988,382.56 : 383,616,663.99 = 152,540,193.08 : x - Step 2: Convert to fraction form
277,988,382.56/383,616,663.99 = 152,540,193.08/x - Step 3: Cross multiply
277,988,382.56x = 383,616,663.99 × 152,540,193.08 - Step 4: Simplify right side
277,988,382.56x = 58,516,959,993,740,088 - Step 5: Solve for x
x = 58,516,959,993,740,088/277,988,382.56 - Step 6: Final answer
x = 210,501,458.57
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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.