Finding the Fourth Proportional to 1,896,434,110.80, 2,844,651,166.20 and 805,775,461.20
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Solution
The fourth proportional to 1,896,434,110.80, 2,844,651,166.20 and 805,775,461.20 is: 1,208,663,191.80
Step by Step Solution
- Step 1: Write the proportion equation
1,896,434,110.80 : 2,844,651,166.20 = 805,775,461.20 : x - Step 2: Convert to fraction form
1,896,434,110.80/2,844,651,166.20 = 805,775,461.20/x - Step 3: Cross multiply
1,896,434,110.80x = 2,844,651,166.20 × 805,775,461.20 - Step 4: Simplify right side
1,896,434,110.80x = 2,292,150,105,397,922,816 - Step 5: Solve for x
x = 2,292,150,105,397,922,816/1,896,434,110.80 - Step 6: Final answer
x = 1,208,663,191.80
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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.