Finding the Fourth Proportional to 146,416,718.66, 201,871,227.92 and 107,190,394.45
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Solution
The fourth proportional to 146,416,718.66, 201,871,227.92 and 107,190,394.45 is: 147,788,153.89
Step by Step Solution
- Step 1: Write the proportion equation
146,416,718.66 : 201,871,227.92 = 107,190,394.45 : x - Step 2: Convert to fraction form
146,416,718.66/201,871,227.92 = 107,190,394.45/x - Step 3: Cross multiply
146,416,718.66x = 201,871,227.92 × 107,190,394.45 - Step 4: Simplify right side
146,416,718.66x = 21,638,656,549,118,632 - Step 5: Solve for x
x = 21,638,656,549,118,632/146,416,718.66 - Step 6: Final answer
x = 147,788,153.89
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.