Finding the Fourth Proportional to 293,595,444.87, 405,223,362.57 and 186,235,325.70
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Solution
The fourth proportional to 293,595,444.87, 405,223,362.57 and 186,235,325.70 is: 257,043,854.83
Step by Step Solution
- Step 1: Write the proportion equation
293,595,444.87 : 405,223,362.57 = 186,235,325.70 : x - Step 2: Convert to fraction form
293,595,444.87/405,223,362.57 = 186,235,325.70/x - Step 3: Cross multiply
293,595,444.87x = 405,223,362.57 × 186,235,325.70 - Step 4: Simplify right side
293,595,444.87x = 75,466,904,909,473,136 - Step 5: Solve for x
x = 75,466,904,909,473,136/293,595,444.87 - Step 6: Final answer
x = 257,043,854.83
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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.