Finding the Fourth Proportional to 291,756,662.11, 402,633,797 and 159,594,634.19
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Solution
The fourth proportional to 291,756,662.11, 402,633,797 and 159,594,634.19 is: 220,245,848.30
Step by Step Solution
- Step 1: Write the proportion equation
291,756,662.11 : 402,633,797 = 159,594,634.19 : x - Step 2: Convert to fraction form
291,756,662.11/402,633,797 = 159,594,634.19/x - Step 3: Cross multiply
291,756,662.11x = 402,633,797 × 159,594,634.19 - Step 4: Simplify right side
291,756,662.11x = 64,258,193,544,745,720 - Step 5: Solve for x
x = 64,258,193,544,745,720/291,756,662.11 - Step 6: Final answer
x = 220,245,848.30
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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.