Finding the Fourth Proportional to 297,880,652.62, 411,079,083.76 and 163,933,990.92
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Solution
The fourth proportional to 297,880,652.62, 411,079,083.76 and 163,933,990.92 is: 226,230,989.46
Step by Step Solution
- Step 1: Write the proportion equation
297,880,652.62 : 411,079,083.76 = 163,933,990.92 : x - Step 2: Convert to fraction form
297,880,652.62/411,079,083.76 = 163,933,990.92/x - Step 3: Cross multiply
297,880,652.62x = 411,079,083.76 × 163,933,990.92 - Step 4: Simplify right side
297,880,652.62x = 67,389,834,784,513,752 - Step 5: Solve for x
x = 67,389,834,784,513,752/297,880,652.62 - Step 6: Final answer
x = 226,230,989.46
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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.