Finding the Fourth Proportional to 382,624,598.70, 573,936,898.05 and 164,237,777.10
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Solution
The fourth proportional to 382,624,598.70, 573,936,898.05 and 164,237,777.10 is: 246,356,665.65
Step by Step Solution
- Step 1: Write the proportion equation
382,624,598.70 : 573,936,898.05 = 164,237,777.10 : x - Step 2: Convert to fraction form
382,624,598.70/573,936,898.05 = 164,237,777.10/x - Step 3: Cross multiply
382,624,598.70x = 573,936,898.05 × 164,237,777.10 - Step 4: Simplify right side
382,624,598.70x = 94,262,120,331,401,312 - Step 5: Solve for x
x = 94,262,120,331,401,312/382,624,598.70 - Step 6: Final answer
x = 246,356,665.65
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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.