Finding the Fourth Proportional to 491,098,850.70, 736,648,276.05 and 296,910,309.30
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Solution
The fourth proportional to 491,098,850.70, 736,648,276.05 and 296,910,309.30 is: 445,365,463.95
Step by Step Solution
- Step 1: Write the proportion equation
491,098,850.70 : 736,648,276.05 = 296,910,309.30 : x - Step 2: Convert to fraction form
491,098,850.70/736,648,276.05 = 296,910,309.30/x - Step 3: Cross multiply
491,098,850.70x = 736,648,276.05 × 296,910,309.30 - Step 4: Simplify right side
491,098,850.70x = 218,718,467,487,317,280 - Step 5: Solve for x
x = 218,718,467,487,317,280/491,098,850.70 - Step 6: Final answer
x = 445,365,463.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.