Finding the Fourth Proportional to 699,528,045.45, 1,049,292,068.18 and 335,934,727.05
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Solution
The fourth proportional to 699,528,045.45, 1,049,292,068.18 and 335,934,727.05 is: 503,902,090.58
Step by Step Solution
- Step 1: Write the proportion equation
699,528,045.45 : 1,049,292,068.18 = 335,934,727.05 : x - Step 2: Convert to fraction form
699,528,045.45/1,049,292,068.18 = 335,934,727.05/x - Step 3: Cross multiply
699,528,045.45x = 1,049,292,068.18 × 335,934,727.05 - Step 4: Simplify right side
699,528,045.45x = 352,493,644,518,098,624 - Step 5: Solve for x
x = 352,493,644,518,098,624/699,528,045.45 - Step 6: Final answer
x = 503,902,090.58
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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.