Finding the Fourth Proportional to 2,863,490,551.92, 4,292,450,162.52 and 1,369,133,763.08
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Solution
The fourth proportional to 2,863,490,551.92, 4,292,450,162.52 and 1,369,133,763.08 is: 2,052,368,721.77
Step by Step Solution
- Step 1: Write the proportion equation
2,863,490,551.92 : 4,292,450,162.52 = 1,369,133,763.08 : x - Step 2: Convert to fraction form
2,863,490,551.92/4,292,450,162.52 = 1,369,133,763.08/x - Step 3: Cross multiply
2,863,490,551.92x = 4,292,450,162.52 × 1,369,133,763.08 - Step 4: Simplify right side
2,863,490,551.92x = 5,876,938,443,844,365,312 - Step 5: Solve for x
x = 5,876,938,443,844,365,312/2,863,490,551.92 - Step 6: Final answer
x = 2,052,368,721.77
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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.