Finding the Fourth Proportional to 1,169,054,686.41, 1,613,282,623.68 and 633,193,019.94
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Solution
The fourth proportional to 1,169,054,686.41, 1,613,282,623.68 and 633,193,019.94 is: 873,799,411.08
Step by Step Solution
- Step 1: Write the proportion equation
1,169,054,686.41 : 1,613,282,623.68 = 633,193,019.94 : x - Step 2: Convert to fraction form
1,169,054,686.41/1,613,282,623.68 = 633,193,019.94/x - Step 3: Cross multiply
1,169,054,686.41x = 1,613,282,623.68 × 633,193,019.94 - Step 4: Simplify right side
1,169,054,686.41x = 1,021,519,296,504,665,856 - Step 5: Solve for x
x = 1,021,519,296,504,665,856/1,169,054,686.41 - Step 6: Final answer
x = 873,799,411.08
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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.