Finding the Fourth Proportional to 124,250,778.27, 171,466,593.66 and 68,494,975.02
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Solution
The fourth proportional to 124,250,778.27, 171,466,593.66 and 68,494,975.02 is: 94,523,351.99
Step by Step Solution
- Step 1: Write the proportion equation
124,250,778.27 : 171,466,593.66 = 68,494,975.02 : x - Step 2: Convert to fraction form
124,250,778.27/171,466,593.66 = 68,494,975.02/x - Step 3: Cross multiply
124,250,778.27x = 171,466,593.66 × 68,494,975.02 - Step 4: Simplify right side
124,250,778.27x = 11,744,600,049,506,190 - Step 5: Solve for x
x = 11,744,600,049,506,190/124,250,778.27 - Step 6: Final answer
x = 94,523,351.99
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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.