Finding the Fourth Proportional to 624,529,562.40, 936,122,497.20 and 236,202,343.20
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Solution
The fourth proportional to 624,529,562.40, 936,122,497.20 and 236,202,343.20 is: 354,049,416.83
Step by Step Solution
- Step 1: Write the proportion equation
624,529,562.40 : 936,122,497.20 = 236,202,343.20 : x - Step 2: Convert to fraction form
624,529,562.40/936,122,497.20 = 236,202,343.20/x - Step 3: Cross multiply
624,529,562.40x = 936,122,497.20 × 236,202,343.20 - Step 4: Simplify right side
624,529,562.40x = 221,114,327,360,875,424 - Step 5: Solve for x
x = 221,114,327,360,875,424/624,529,562.40 - Step 6: Final answer
x = 354,049,416.83
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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.