Finding the Fourth Proportional to 124,271,920.44, 186,415,353.82 and 38,011,074.53
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Solution
The fourth proportional to 124,271,920.44, 186,415,353.82 and 38,011,074.53 is: 57,018,897.60
Step by Step Solution
- Step 1: Write the proportion equation
124,271,920.44 : 186,415,353.82 = 38,011,074.53 : x - Step 2: Convert to fraction form
124,271,920.44/186,415,353.82 = 38,011,074.53/x - Step 3: Cross multiply
124,271,920.44x = 186,415,353.82 × 38,011,074.53 - Step 4: Simplify right side
124,271,920.44x = 7,085,847,906,703,777 - Step 5: Solve for x
x = 7,085,847,906,703,777/124,271,920.44 - Step 6: Final answer
x = 57,018,897.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.