Finding the Fourth Proportional to 214,662,918.05, 322,059,021.71 and 76,470,488.00
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Solution
The fourth proportional to 214,662,918.05, 322,059,021.71 and 76,470,488.00 is: 114,728,760.69
Step by Step Solution
- Step 1: Write the proportion equation
214,662,918.05 : 322,059,021.71 = 76,470,488.00 : x - Step 2: Convert to fraction form
214,662,918.05/322,059,021.71 = 76,470,488.00/x - Step 3: Cross multiply
214,662,918.05x = 322,059,021.71 × 76,470,488.00 - Step 4: Simplify right side
214,662,918.05x = 24,628,010,554,181,368 - Step 5: Solve for x
x = 24,628,010,554,181,368/214,662,918.05 - Step 6: Final answer
x = 114,728,760.69
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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.