Finding the Fourth Proportional to 1,624,040,424.68, 2,436,585,268.76 and 751,214,348.52
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Solution
The fourth proportional to 1,624,040,424.68, 2,436,585,268.76 and 751,214,348.52 is: 1,127,064,195.86
Step by Step Solution
- Step 1: Write the proportion equation
1,624,040,424.68 : 2,436,585,268.76 = 751,214,348.52 : x - Step 2: Convert to fraction form
1,624,040,424.68/2,436,585,268.76 = 751,214,348.52/x - Step 3: Cross multiply
1,624,040,424.68x = 2,436,585,268.76 × 751,214,348.52 - Step 4: Simplify right side
1,624,040,424.68x = 1,830,397,815,284,972,544 - Step 5: Solve for x
x = 1,830,397,815,284,972,544/1,624,040,424.68 - Step 6: Final answer
x = 1,127,064,195.86
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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.