Finding the Fourth Proportional to 19,460,808,244.76, 29,175,503,284.27 and 17,889,983,687.09
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Solution
The fourth proportional to 19,460,808,244.76, 29,175,503,284.27 and 17,889,983,687.09 is: 26,820,534,443.05
Step by Step Solution
- Step 1: Write the proportion equation
19,460,808,244.76 : 29,175,503,284.27 = 17,889,983,687.09 : x - Step 2: Convert to fraction form
19,460,808,244.76/29,175,503,284.27 = 17,889,983,687.09/x - Step 3: Cross multiply
19,460,808,244.76x = 29,175,503,284.27 × 17,889,983,687.09 - Step 4: Simplify right side
19,460,808,244.76x = 521,949,277,818,161,463,296 - Step 5: Solve for x
x = 521,949,277,818,161,463,296/19,460,808,244.76 - Step 6: Final answer
x = 26,820,534,443.05
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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.