Finding the Fourth Proportional to 252,360,616.73, 348,258,133.04 and 139,330,327.14
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Solution
The fourth proportional to 252,360,616.73, 348,258,133.04 and 139,330,327.14 is: 192,276,117.54
Step by Step Solution
- Step 1: Write the proportion equation
252,360,616.73 : 348,258,133.04 = 139,330,327.14 : x - Step 2: Convert to fraction form
252,360,616.73/348,258,133.04 = 139,330,327.14/x - Step 3: Cross multiply
252,360,616.73x = 348,258,133.04 × 139,330,327.14 - Step 4: Simplify right side
252,360,616.73x = 48,522,919,604,932,192 - Step 5: Solve for x
x = 48,522,919,604,932,192/252,360,616.73 - Step 6: Final answer
x = 192,276,117.54
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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.