Finding the Fourth Proportional to 157,551,808.05, 235,902,559.28 and 157,551,808.05
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Solution
The fourth proportional to 157,551,808.05, 235,902,559.28 and 157,551,808.05 is: 235,902,559.28
Step by Step Solution
- Step 1: Write the proportion equation
157,551,808.05 : 235,902,559.28 = 157,551,808.05 : x - Step 2: Convert to fraction form
157,551,808.05/235,902,559.28 = 157,551,808.05/x - Step 3: Cross multiply
157,551,808.05x = 235,902,559.28 × 157,551,808.05 - Step 4: Simplify right side
157,551,808.05x = 37,166,874,737,398,552 - Step 5: Solve for x
x = 37,166,874,737,398,552/157,551,808.05 - Step 6: Final answer
x = 235,902,559.28
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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.