Finding the Fourth Proportional to 324,716,296.12, 448,141,887.61 and 197,566,001.19
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Solution
The fourth proportional to 324,716,296.12, 448,141,887.61 and 197,566,001.19 is: 272,661,402.46
Step by Step Solution
- Step 1: Write the proportion equation
324,716,296.12 : 448,141,887.61 = 197,566,001.19 : x - Step 2: Convert to fraction form
324,716,296.12/448,141,887.61 = 197,566,001.19/x - Step 3: Cross multiply
324,716,296.12x = 448,141,887.61 × 197,566,001.19 - Step 4: Simplify right side
324,716,296.12x = 88,537,600,700,846,112 - Step 5: Solve for x
x = 88,537,600,700,846,112/324,716,296.12 - Step 6: Final answer
x = 272,661,402.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.