Finding the Fourth Proportional to 409,463,560.92, 614,195,343.18 and 136,834,327.92
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Solution
The fourth proportional to 409,463,560.92, 614,195,343.18 and 136,834,327.92 is: 205,251,492.48
Step by Step Solution
- Step 1: Write the proportion equation
409,463,560.92 : 614,195,343.18 = 136,834,327.92 : x - Step 2: Convert to fraction form
409,463,560.92/614,195,343.18 = 136,834,327.92/x - Step 3: Cross multiply
409,463,560.92x = 614,195,343.18 × 136,834,327.92 - Step 4: Simplify right side
409,463,560.92x = 84,043,006,995,629,040 - Step 5: Solve for x
x = 84,043,006,995,629,040/409,463,560.92 - Step 6: Final answer
x = 205,251,492.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.