Finding the Fourth Proportional to 128,321,341.48, 192,532,425.66 and 56,467,369
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Solution
The fourth proportional to 128,321,341.48, 192,532,425.66 and 56,467,369 is: 84,723,237.76
Step by Step Solution
- Step 1: Write the proportion equation
128,321,341.48 : 192,532,425.66 = 56,467,369 : x - Step 2: Convert to fraction form
128,321,341.48/192,532,425.66 = 56,467,369/x - Step 3: Cross multiply
128,321,341.48x = 192,532,425.66 × 56,467,369 - Step 4: Simplify right side
128,321,341.48x = 10,871,799,524,208,288 - Step 5: Solve for x
x = 10,871,799,524,208,288/128,321,341.48 - Step 6: Final answer
x = 84,723,237.76
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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.