Finding the Fourth Proportional to 218,642,469.13, 327,964,326.28 and 63,208,930.49
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Solution
The fourth proportional to 218,642,469.13, 327,964,326.28 and 63,208,930.49 is: 94,813,575.72
Step by Step Solution
- Step 1: Write the proportion equation
218,642,469.13 : 327,964,326.28 = 63,208,930.49 : x - Step 2: Convert to fraction form
218,642,469.13/327,964,326.28 = 63,208,930.49/x - Step 3: Cross multiply
218,642,469.13x = 327,964,326.28 × 63,208,930.49 - Step 4: Simplify right side
218,642,469.13x = 20,730,274,301,392,376 - Step 5: Solve for x
x = 20,730,274,301,392,376/218,642,469.13 - Step 6: Final answer
x = 94,813,575.72
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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.