Finding the Fourth Proportional to 995,328,501.70, 1,394,893,174.70 and 995,328,501.70
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Solution
The fourth proportional to 995,328,501.70, 1,394,893,174.70 and 995,328,501.70 is: 1,394,893,174.70
Step by Step Solution
- Step 1: Write the proportion equation
995,328,501.70 : 1,394,893,174.70 = 995,328,501.70 : x - Step 2: Convert to fraction form
995,328,501.70/1,394,893,174.70 = 995,328,501.70/x - Step 3: Cross multiply
995,328,501.70x = 1,394,893,174.70 × 995,328,501.70 - Step 4: Simplify right side
995,328,501.70x = 1,388,376,933,605,707,520 - Step 5: Solve for x
x = 1,388,376,933,605,707,520/995,328,501.70 - Step 6: Final answer
x = 1,394,893,174.70
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.