Finding the Fourth Proportional to 65,398,236.44, 98,096,862.58 and 16,871,965.07
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Solution
The fourth proportional to 65,398,236.44, 98,096,862.58 and 16,871,965.07 is: 25,307,820.65
Step by Step Solution
- Step 1: Write the proportion equation
65,398,236.44 : 98,096,862.58 = 16,871,965.07 : x - Step 2: Convert to fraction form
65,398,236.44/98,096,862.58 = 16,871,965.07/x - Step 3: Cross multiply
65,398,236.44x = 98,096,862.58 × 16,871,965.07 - Step 4: Simplify right side
65,398,236.44x = 1,655,086,838,393,686 - Step 5: Solve for x
x = 1,655,086,838,393,686/65,398,236.44 - Step 6: Final answer
x = 25,307,820.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.