Finding the Fourth Proportional to 124,575,325.48, 186,819,715.21 and 69,327,471.05
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Solution
The fourth proportional to 124,575,325.48, 186,819,715.21 and 69,327,471.05 is: 103,967,124.70
Step by Step Solution
- Step 1: Write the proportion equation
124,575,325.48 : 186,819,715.21 = 69,327,471.05 : x - Step 2: Convert to fraction form
124,575,325.48/186,819,715.21 = 69,327,471.05/x - Step 3: Cross multiply
124,575,325.48x = 186,819,715.21 × 69,327,471.05 - Step 4: Simplify right side
124,575,325.48x = 12,951,738,398,759,682 - Step 5: Solve for x
x = 12,951,738,398,759,682/124,575,325.48 - Step 6: Final answer
x = 103,967,124.70
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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.