Finding the Fourth Proportional to 9,771,436,330.13, 14,650,463,146.57 and 4,976,056,649.14
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Solution
The fourth proportional to 9,771,436,330.13, 14,650,463,146.57 and 4,976,056,649.14 is: 7,460,677,436.81
Step by Step Solution
- Step 1: Write the proportion equation
9,771,436,330.13 : 14,650,463,146.57 = 4,976,056,649.14 : x - Step 2: Convert to fraction form
9,771,436,330.13/14,650,463,146.57 = 4,976,056,649.14/x - Step 3: Cross multiply
9,771,436,330.13x = 14,650,463,146.57 × 4,976,056,649.14 - Step 4: Simplify right side
9,771,436,330.13x = 72,901,534,553,445,302,272 - Step 5: Solve for x
x = 72,901,534,553,445,302,272/9,771,436,330.13 - Step 6: Final answer
x = 7,460,677,436.81
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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.