Finding the Fourth Proportional to 1,480,568,547.05, 2,043,403,886.31 and 937,459,972.44
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Solution
The fourth proportional to 1,480,568,547.05, 2,043,403,886.31 and 937,459,972.44 is: 1,293,833,611.94
Step by Step Solution
- Step 1: Write the proportion equation
1,480,568,547.05 : 2,043,403,886.31 = 937,459,972.44 : x - Step 2: Convert to fraction form
1,480,568,547.05/2,043,403,886.31 = 937,459,972.44/x - Step 3: Cross multiply
1,480,568,547.05x = 2,043,403,886.31 × 937,459,972.44 - Step 4: Simplify right side
1,480,568,547.05x = 1,915,609,350,943,961,600 - Step 5: Solve for x
x = 1,915,609,350,943,961,600/1,480,568,547.05 - Step 6: Final answer
x = 1,293,833,611.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.