Finding the Fourth Proportional to 1,149,839,528,678.10, 1,586,672,063,032.80 and 635,994,263,757.76
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Solution
The fourth proportional to 1,149,839,528,678.10, 1,586,672,063,032.80 and 635,994,263,757.76 is: 877,613,184,609.92
Step by Step Solution
- Step 1: Write the proportion equation
1,149,839,528,678.10 : 1,586,672,063,032.80 = 635,994,263,757.76 : x - Step 2: Convert to fraction form
1,149,839,528,678.10/1,586,672,063,032.80 = 635,994,263,757.76/x - Step 3: Cross multiply
1,149,839,528,678.10x = 1,586,672,063,032.80 × 635,994,263,757.76 - Step 4: Simplify right side
1,149,839,528,678.10x = 1,009,114,330,553,551,910,076,416 - Step 5: Solve for x
x = 1,009,114,330,553,551,910,076,416/1,149,839,528,678.10 - Step 6: Final answer
x = 877,613,184,609.92
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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.