Finding the Fourth Proportional to 124,557,772.05, 186,836,658.08 and 124,557,772.05
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Solution
The fourth proportional to 124,557,772.05, 186,836,658.08 and 124,557,772.05 is: 186,836,658.08
Step by Step Solution
- Step 1: Write the proportion equation
124,557,772.05 : 186,836,658.08 = 124,557,772.05 : x - Step 2: Convert to fraction form
124,557,772.05/186,836,658.08 = 124,557,772.05/x - Step 3: Cross multiply
124,557,772.05x = 186,836,658.08 × 124,557,772.05 - Step 4: Simplify right side
124,557,772.05x = 23,271,957,867,089,640 - Step 5: Solve for x
x = 23,271,957,867,089,640/124,557,772.05 - Step 6: Final answer
x = 186,836,658.08
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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.