Finding the Fourth Proportional to 116,503,136.08, 160,778,189.36 and 63,582,741.48
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Solution
The fourth proportional to 116,503,136.08, 160,778,189.36 and 63,582,741.48 is: 87,746,290.73
Step by Step Solution
- Step 1: Write the proportion equation
116,503,136.08 : 160,778,189.36 = 63,582,741.48 : x - Step 2: Convert to fraction form
116,503,136.08/160,778,189.36 = 63,582,741.48/x - Step 3: Cross multiply
116,503,136.08x = 160,778,189.36 × 63,582,741.48 - Step 4: Simplify right side
116,503,136.08x = 10,222,718,049,699,368 - Step 5: Solve for x
x = 10,222,718,049,699,368/116,503,136.08 - Step 6: Final answer
x = 87,746,290.73
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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.