Finding the Fourth Proportional to 919,922,184,098.70, 1,379,883,276,148 and 763,193,855,906.70
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Solution
The fourth proportional to 919,922,184,098.70, 1,379,883,276,148 and 763,193,855,906.70 is: 1,144,790,783,860.01
Step by Step Solution
- Step 1: Write the proportion equation
919,922,184,098.70 : 1,379,883,276,148 = 763,193,855,906.70 : x - Step 2: Convert to fraction form
919,922,184,098.70/1,379,883,276,148 = 763,193,855,906.70/x - Step 3: Cross multiply
919,922,184,098.70x = 1,379,883,276,148 × 763,193,855,906.70 - Step 4: Simplify right side
919,922,184,098.70x = 1,053,118,438,224,561,763,778,560 - Step 5: Solve for x
x = 1,053,118,438,224,561,763,778,560/919,922,184,098.70 - Step 6: Final answer
x = 1,144,790,783,860.01
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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.