Finding the Fourth Proportional to 14,641,693,588.44, 20,207,745,825.32 and 8,929,292,073.75
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Solution
The fourth proportional to 14,641,693,588.44, 20,207,745,825.32 and 8,929,292,073.75 is: 12,323,770,029.50
Step by Step Solution
- Step 1: Write the proportion equation
14,641,693,588.44 : 20,207,745,825.32 = 8,929,292,073.75 : x - Step 2: Convert to fraction form
14,641,693,588.44/20,207,745,825.32 = 8,929,292,073.75/x - Step 3: Cross multiply
14,641,693,588.44x = 20,207,745,825.32 × 8,929,292,073.75 - Step 4: Simplify right side
14,641,693,588.44x = 180,440,864,626,411,339,776 - Step 5: Solve for x
x = 180,440,864,626,411,339,776/14,641,693,588.44 - Step 6: Final answer
x = 12,323,770,029.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.