Finding the Fourth Proportional to 1,020,194,427.20, 1,528,024,159.20 and 884,145,531.20
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Solution
The fourth proportional to 1,020,194,427.20, 1,528,024,159.20 and 884,145,531.20 is: 1,324,253,197.14
Step by Step Solution
- Step 1: Write the proportion equation
1,020,194,427.20 : 1,528,024,159.20 = 884,145,531.20 : x - Step 2: Convert to fraction form
1,020,194,427.20/1,528,024,159.20 = 884,145,531.20/x - Step 3: Cross multiply
1,020,194,427.20x = 1,528,024,159.20 × 884,145,531.20 - Step 4: Simplify right side
1,020,194,427.20x = 1,350,995,731,922,317,568 - Step 5: Solve for x
x = 1,350,995,731,922,317,568/1,020,194,427.20 - Step 6: Final answer
x = 1,324,253,197.14
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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.