Finding the Fourth Proportional to 196,848,286.70, 295,272,430.05 and 165,280,691.30
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Solution
The fourth proportional to 196,848,286.70, 295,272,430.05 and 165,280,691.30 is: 247,921,036.95
Step by Step Solution
- Step 1: Write the proportion equation
196,848,286.70 : 295,272,430.05 = 165,280,691.30 : x - Step 2: Convert to fraction form
196,848,286.70/295,272,430.05 = 165,280,691.30/x - Step 3: Cross multiply
196,848,286.70x = 295,272,430.05 × 165,280,691.30 - Step 4: Simplify right side
196,848,286.70x = 48,802,831,360,494,896 - Step 5: Solve for x
x = 48,802,831,360,494,896/196,848,286.70 - Step 6: Final answer
x = 247,921,036.95
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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.