Finding the Fourth Proportional to 1,651,036,506.45, 2,476,554,759.68 and 560,519,574.45
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Solution
The fourth proportional to 1,651,036,506.45, 2,476,554,759.68 and 560,519,574.45 is: 840,779,361.68
Step by Step Solution
- Step 1: Write the proportion equation
1,651,036,506.45 : 2,476,554,759.68 = 560,519,574.45 : x - Step 2: Convert to fraction form
1,651,036,506.45/2,476,554,759.68 = 560,519,574.45/x - Step 3: Cross multiply
1,651,036,506.45x = 2,476,554,759.68 × 560,519,574.45 - Step 4: Simplify right side
1,651,036,506.45x = 1,388,157,419,995,153,152 - Step 5: Solve for x
x = 1,388,157,419,995,153,152/1,651,036,506.45 - Step 6: Final answer
x = 840,779,361.68
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Double scale
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.