Finding the Fourth Proportional to 224,045,393.88, 335,876,404.08 and 85,970,088.12
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Solution
The fourth proportional to 224,045,393.88, 335,876,404.08 and 85,970,088.12 is: 128,881,578.67
Step by Step Solution
- Step 1: Write the proportion equation
224,045,393.88 : 335,876,404.08 = 85,970,088.12 : x - Step 2: Convert to fraction form
224,045,393.88/335,876,404.08 = 85,970,088.12/x - Step 3: Cross multiply
224,045,393.88x = 335,876,404.08 × 85,970,088.12 - Step 4: Simplify right side
224,045,393.88x = 28,875,324,056,186,328 - Step 5: Solve for x
x = 28,875,324,056,186,328/224,045,393.88 - Step 6: Final answer
x = 128,881,578.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.