Finding the Fourth Proportional to 356,216,642.11, 533,952,035.12 and 149,073,734.26
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Solution
The fourth proportional to 356,216,642.11, 533,952,035.12 and 149,073,734.26 is: 223,454,534.07
Step by Step Solution
- Step 1: Write the proportion equation
356,216,642.11 : 533,952,035.12 = 149,073,734.26 : x - Step 2: Convert to fraction form
356,216,642.11/533,952,035.12 = 149,073,734.26/x - Step 3: Cross multiply
356,216,642.11x = 533,952,035.12 × 149,073,734.26 - Step 4: Simplify right side
356,216,642.11x = 79,598,223,790,319,696 - Step 5: Solve for x
x = 79,598,223,790,319,696/356,216,642.11 - Step 6: Final answer
x = 223,454,534.07
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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.