Finding the Fourth Proportional to 252,360,590.62, 348,258,096.90 and 139,330,301.08
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Solution
The fourth proportional to 252,360,590.62, 348,258,096.90 and 139,330,301.08 is: 192,276,081.52
Step by Step Solution
- Step 1: Write the proportion equation
252,360,590.62 : 348,258,096.90 = 139,330,301.08 : x - Step 2: Convert to fraction form
252,360,590.62/348,258,096.90 = 139,330,301.08/x - Step 3: Cross multiply
252,360,590.62x = 348,258,096.90 × 139,330,301.08 - Step 4: Simplify right side
252,360,590.62x = 48,522,905,494,624,816 - Step 5: Solve for x
x = 48,522,905,494,624,816/252,360,590.62 - Step 6: Final answer
x = 192,276,081.52
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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.