Finding the Fourth Proportional to 327,118,688.70, 490,261,239.45 and 173,838,176.70
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Solution
The fourth proportional to 327,118,688.70, 490,261,239.45 and 173,838,176.70 is: 260,535,771.62
Step by Step Solution
- Step 1: Write the proportion equation
327,118,688.70 : 490,261,239.45 = 173,838,176.70 : x - Step 2: Convert to fraction form
327,118,688.70/490,261,239.45 = 173,838,176.70/x - Step 3: Cross multiply
327,118,688.70x = 490,261,239.45 × 173,838,176.70 - Step 4: Simplify right side
327,118,688.70x = 85,226,119,972,670,096 - Step 5: Solve for x
x = 85,226,119,972,670,096/327,118,688.70 - Step 6: Final answer
x = 260,535,771.62
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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.