Finding the Fourth Proportional to 498,226,960.80, 747,340,441.20 and 148,472,352.68
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Solution
The fourth proportional to 498,226,960.80, 747,340,441.20 and 148,472,352.68 is: 222,708,529.01
Step by Step Solution
- Step 1: Write the proportion equation
498,226,960.80 : 747,340,441.20 = 148,472,352.68 : x - Step 2: Convert to fraction form
498,226,960.80/747,340,441.20 = 148,472,352.68/x - Step 3: Cross multiply
498,226,960.80x = 747,340,441.20 × 148,472,352.68 - Step 4: Simplify right side
498,226,960.80x = 110,959,393,554,136,512 - Step 5: Solve for x
x = 110,959,393,554,136,512/498,226,960.80 - Step 6: Final answer
x = 222,708,529.01
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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.