Finding the Fourth Proportional to 2,338,095,009.12, 3,226,545,407.92 and 1,266,371,678.48
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Solution
The fourth proportional to 2,338,095,009.12, 3,226,545,407.92 and 1,266,371,678.48 is: 1,747,578,994.00
Step by Step Solution
- Step 1: Write the proportion equation
2,338,095,009.12 : 3,226,545,407.92 = 1,266,371,678.48 : x - Step 2: Convert to fraction form
2,338,095,009.12/3,226,545,407.92 = 1,266,371,678.48/x - Step 3: Cross multiply
2,338,095,009.12x = 3,226,545,407.92 × 1,266,371,678.48 - Step 4: Simplify right side
2,338,095,009.12x = 4,086,005,723,919,586,816 - Step 5: Solve for x
x = 4,086,005,723,919,586,816/2,338,095,009.12 - Step 6: Final answer
x = 1,747,578,994.00
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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.