Finding the Fourth Proportional to 106,924,489.34, 160,454,203.22 and 45,513,549.99
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Solution
The fourth proportional to 106,924,489.34, 160,454,203.22 and 45,513,549.99 is: 68,299,043.98
Step by Step Solution
- Step 1: Write the proportion equation
106,924,489.34 : 160,454,203.22 = 45,513,549.99 : x - Step 2: Convert to fraction form
106,924,489.34/160,454,203.22 = 45,513,549.99/x - Step 3: Cross multiply
106,924,489.34x = 160,454,203.22 × 45,513,549.99 - Step 4: Simplify right side
106,924,489.34x = 7,302,840,399,131,522 - Step 5: Solve for x
x = 7,302,840,399,131,522/106,924,489.34 - Step 6: Final answer
x = 68,299,043.98
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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.