Finding the Fourth Proportional to 102,365,185.13, 153,547,777.69 and 34,207,876.88
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Solution
The fourth proportional to 102,365,185.13, 153,547,777.69 and 34,207,876.88 is: 51,311,815.31
Step by Step Solution
- Step 1: Write the proportion equation
102,365,185.13 : 153,547,777.69 = 34,207,876.88 : x - Step 2: Convert to fraction form
102,365,185.13/153,547,777.69 = 34,207,876.88/x - Step 3: Cross multiply
102,365,185.13x = 153,547,777.69 × 34,207,876.88 - Step 4: Simplify right side
102,365,185.13x = 5,252,543,473,563,872 - Step 5: Solve for x
x = 5,252,543,473,563,872/102,365,185.13 - Step 6: Final answer
x = 51,311,815.31
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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.