Finding the Fourth Proportional to 2,642,821,927.74, 3,955,610,147.94 and 1,943,128,544.22
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Solution
The fourth proportional to 2,642,821,927.74, 3,955,610,147.94 and 1,943,128,544.22 is: 2,908,352,964.53
Step by Step Solution
- Step 1: Write the proportion equation
2,642,821,927.74 : 3,955,610,147.94 = 1,943,128,544.22 : x - Step 2: Convert to fraction form
2,642,821,927.74/3,955,610,147.94 = 1,943,128,544.22/x - Step 3: Cross multiply
2,642,821,927.74x = 3,955,610,147.94 × 1,943,128,544.22 - Step 4: Simplify right side
2,642,821,927.74x = 7,686,258,988,268,511,232 - Step 5: Solve for x
x = 7,686,258,988,268,511,232/2,642,821,927.74 - Step 6: Final answer
x = 2,908,352,964.53
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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.