Finding the Fourth Proportional to 9,959,565,696.40, 14,939,348,544.60 and 2,598,576,405.40
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Solution
The fourth proportional to 9,959,565,696.40, 14,939,348,544.60 and 2,598,576,405.40 is: 3,897,864,608.10
Step by Step Solution
- Step 1: Write the proportion equation
9,959,565,696.40 : 14,939,348,544.60 = 2,598,576,405.40 : x - Step 2: Convert to fraction form
9,959,565,696.40/14,939,348,544.60 = 2,598,576,405.40/x - Step 3: Cross multiply
9,959,565,696.40x = 14,939,348,544.60 × 2,598,576,405.40 - Step 4: Simplify right side
9,959,565,696.40x = 38,821,038,640,044,392,448 - Step 5: Solve for x
x = 38,821,038,640,044,392,448/9,959,565,696.40 - Step 6: Final answer
x = 3,897,864,608.10
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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.