Finding the Fourth Proportional to 2,863,490,549.91, 4,292,450,159.52 and 1,369,133,761.08
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Solution
The fourth proportional to 2,863,490,549.91, 4,292,450,159.52 and 1,369,133,761.08 is: 2,052,368,718.78
Step by Step Solution
- Step 1: Write the proportion equation
2,863,490,549.91 : 4,292,450,159.52 = 1,369,133,761.08 : x - Step 2: Convert to fraction form
2,863,490,549.91/4,292,450,159.52 = 1,369,133,761.08/x - Step 3: Cross multiply
2,863,490,549.91x = 4,292,450,159.52 × 1,369,133,761.08 - Step 4: Simplify right side
2,863,490,549.91x = 5,876,938,431,152,063,488 - Step 5: Solve for x
x = 5,876,938,431,152,063,488/2,863,490,549.91 - Step 6: Final answer
x = 2,052,368,718.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.