Finding the Fourth Proportional to 157,671,192.68, 235,049,342.93 and 155,186,410.60
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Solution
The fourth proportional to 157,671,192.68, 235,049,342.93 and 155,186,410.60 is: 231,345,138.09
Step by Step Solution
- Step 1: Write the proportion equation
157,671,192.68 : 235,049,342.93 = 155,186,410.60 : x - Step 2: Convert to fraction form
157,671,192.68/235,049,342.93 = 155,186,410.60/x - Step 3: Cross multiply
157,671,192.68x = 235,049,342.93 × 155,186,410.60 - Step 4: Simplify right side
157,671,192.68x = 36,476,463,843,195,184 - Step 5: Solve for x
x = 36,476,463,843,195,184/157,671,192.68 - Step 6: Final answer
x = 231,345,138.09
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.