Finding the Fourth Proportional to 27,102,443,808.58, 37,402,269,418.99 and 14,895,581,604.53
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Solution
The fourth proportional to 27,102,443,808.58, 37,402,269,418.99 and 14,895,581,604.53 is: 20,556,395,587.80
Step by Step Solution
- Step 1: Write the proportion equation
27,102,443,808.58 : 37,402,269,418.99 = 14,895,581,604.53 : x - Step 2: Convert to fraction form
27,102,443,808.58/37,402,269,418.99 = 14,895,581,604.53/x - Step 3: Cross multiply
27,102,443,808.58x = 37,402,269,418.99 × 14,895,581,604.53 - Step 4: Simplify right side
27,102,443,808.58x = 557,128,556,325,152,620,544 - Step 5: Solve for x
x = 557,128,556,325,152,620,544/27,102,443,808.58 - Step 6: Final answer
x = 20,556,395,587.80
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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.