Finding the Fourth Proportional to 125,981,551.37, 173,854,539.47 and 68,034,799.37
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Solution
The fourth proportional to 125,981,551.37, 173,854,539.47 and 68,034,799.37 is: 93,888,022.36
Step by Step Solution
- Step 1: Write the proportion equation
125,981,551.37 : 173,854,539.47 = 68,034,799.37 : x - Step 2: Convert to fraction form
125,981,551.37/173,854,539.47 = 68,034,799.37/x - Step 3: Cross multiply
125,981,551.37x = 173,854,539.47 × 68,034,799.37 - Step 4: Simplify right side
125,981,551.37x = 11,828,158,712,405,196 - Step 5: Solve for x
x = 11,828,158,712,405,196/125,981,551.37 - Step 6: Final answer
x = 93,888,022.36
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.