Finding the Fourth Proportional to 9,793,287,331.20, 14,689,930,996.80 and 9,701,454,326.40
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Solution
The fourth proportional to 9,793,287,331.20, 14,689,930,996.80 and 9,701,454,326.40 is: 14,552,181,489.60
Step by Step Solution
- Step 1: Write the proportion equation
9,793,287,331.20 : 14,689,930,996.80 = 9,701,454,326.40 : x - Step 2: Convert to fraction form
9,793,287,331.20/14,689,930,996.80 = 9,701,454,326.40/x - Step 3: Cross multiply
9,793,287,331.20x = 14,689,930,996.80 × 9,701,454,326.40 - Step 4: Simplify right side
9,793,287,331.20x = 142,513,694,623,422,808,064 - Step 5: Solve for x
x = 142,513,694,623,422,808,064/9,793,287,331.20 - Step 6: Final answer
x = 14,552,181,489.60
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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.