Finding the Fourth Proportional to 164,871,187.68, 247,324,718.16 and 61,228,235.28
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Solution
The fourth proportional to 164,871,187.68, 247,324,718.16 and 61,228,235.28 is: 91,849,014.05
Step by Step Solution
- Step 1: Write the proportion equation
164,871,187.68 : 247,324,718.16 = 61,228,235.28 : x - Step 2: Convert to fraction form
164,871,187.68/247,324,718.16 = 61,228,235.28/x - Step 3: Cross multiply
164,871,187.68x = 247,324,718.16 × 61,228,235.28 - Step 4: Simplify right side
164,871,187.68x = 15,143,256,034,060,168 - Step 5: Solve for x
x = 15,143,256,034,060,168/164,871,187.68 - Step 6: Final answer
x = 91,849,014.05
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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.