Finding the Fourth Proportional to 264,868,805.87, 365,516,051.37 and 145,788,851.98
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Solution
The fourth proportional to 264,868,805.87, 365,516,051.37 and 145,788,851.98 is: 201,187,019.11
Step by Step Solution
- Step 1: Write the proportion equation
264,868,805.87 : 365,516,051.37 = 145,788,851.98 : x - Step 2: Convert to fraction form
264,868,805.87/365,516,051.37 = 145,788,851.98/x - Step 3: Cross multiply
264,868,805.87x = 365,516,051.37 × 145,788,851.98 - Step 4: Simplify right side
264,868,805.87x = 53,288,165,509,495,000 - Step 5: Solve for x
x = 53,288,165,509,495,000/264,868,805.87 - Step 6: Final answer
x = 201,187,019.11
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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.