Finding the Fourth Proportional to 1,185,417,366.24, 1,777,436,808.60 and 448,544,194.04
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Solution
The fourth proportional to 1,185,417,366.24, 1,777,436,808.60 and 448,544,194.04 is: 672,555,492.67
Step by Step Solution
- Step 1: Write the proportion equation
1,185,417,366.24 : 1,777,436,808.60 = 448,544,194.04 : x - Step 2: Convert to fraction form
1,185,417,366.24/1,777,436,808.60 = 448,544,194.04/x - Step 3: Cross multiply
1,185,417,366.24x = 1,777,436,808.60 × 448,544,194.04 - Step 4: Simplify right side
1,185,417,366.24x = 797,258,960,770,516,736 - Step 5: Solve for x
x = 797,258,960,770,516,736/1,185,417,366.24 - Step 6: Final answer
x = 672,555,492.67
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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.