Finding the Fourth Proportional to 9,832,514,438.40, 14,748,771,657.60 and 9,669,255,763.20
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Solution
The fourth proportional to 9,832,514,438.40, 14,748,771,657.60 and 9,669,255,763.20 is: 14,503,883,644.80
Step by Step Solution
- Step 1: Write the proportion equation
9,832,514,438.40 : 14,748,771,657.60 = 9,669,255,763.20 : x - Step 2: Convert to fraction form
9,832,514,438.40/14,748,771,657.60 = 9,669,255,763.20/x - Step 3: Cross multiply
9,832,514,438.40x = 14,748,771,657.60 × 9,669,255,763.20 - Step 4: Simplify right side
9,832,514,438.40x = 142,609,645,350,369,624,064 - Step 5: Solve for x
x = 142,609,645,350,369,624,064/9,832,514,438.40 - Step 6: Final answer
x = 14,503,883,644.80
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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.