Finding the Fourth Proportional to 6,616,299,315.60, 9,924,448,973.40 and 6,577,557,266.70
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Solution
The fourth proportional to 6,616,299,315.60, 9,924,448,973.40 and 6,577,557,266.70 is: 9,866,335,900.05
Step by Step Solution
- Step 1: Write the proportion equation
6,616,299,315.60 : 9,924,448,973.40 = 6,577,557,266.70 : x - Step 2: Convert to fraction form
6,616,299,315.60/9,924,448,973.40 = 6,577,557,266.70/x - Step 3: Cross multiply
6,616,299,315.60x = 9,924,448,973.40 × 6,577,557,266.70 - Step 4: Simplify right side
6,616,299,315.60x = 65,278,631,462,980,517,888 - Step 5: Solve for x
x = 65,278,631,462,980,517,888/6,616,299,315.60 - Step 6: Final answer
x = 9,866,335,900.05
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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.