Finding the Fourth Proportional to 5,885,588,010.87, 8,122,052,148.62 and 3,209,361,428.79
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Solution
The fourth proportional to 5,885,588,010.87, 8,122,052,148.62 and 3,209,361,428.79 is: 4,428,886,432.46
Step by Step Solution
- Step 1: Write the proportion equation
5,885,588,010.87 : 8,122,052,148.62 = 3,209,361,428.79 : x - Step 2: Convert to fraction form
5,885,588,010.87/8,122,052,148.62 = 3,209,361,428.79/x - Step 3: Cross multiply
5,885,588,010.87x = 8,122,052,148.62 × 3,209,361,428.79 - Step 4: Simplify right side
5,885,588,010.87x = 26,066,600,888,385,925,120 - Step 5: Solve for x
x = 26,066,600,888,385,925,120/5,885,588,010.87 - Step 6: Final answer
x = 4,428,886,432.46
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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.