Finding the Fourth Proportional to 590,343,135.80, 885,514,703.70 and 262,818,015.80
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Solution
The fourth proportional to 590,343,135.80, 885,514,703.70 and 262,818,015.80 is: 394,227,023.70
Step by Step Solution
- Step 1: Write the proportion equation
590,343,135.80 : 885,514,703.70 = 262,818,015.80 : x - Step 2: Convert to fraction form
590,343,135.80/885,514,703.70 = 262,818,015.80/x - Step 3: Cross multiply
590,343,135.80x = 885,514,703.70 × 262,818,015.80 - Step 4: Simplify right side
590,343,135.80x = 232,729,217,388,158,944 - Step 5: Solve for x
x = 232,729,217,388,158,944/590,343,135.80 - Step 6: Final answer
x = 394,227,023.70
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1.5x scale
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.