Finding the Fourth Proportional to 165,888,232.90, 248,832,349.35 and 50,871,861.70
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Solution
The fourth proportional to 165,888,232.90, 248,832,349.35 and 50,871,861.70 is: 76,307,792.55
Step by Step Solution
- Step 1: Write the proportion equation
165,888,232.90 : 248,832,349.35 = 50,871,861.70 : x - Step 2: Convert to fraction form
165,888,232.90/248,832,349.35 = 50,871,861.70/x - Step 3: Cross multiply
165,888,232.90x = 248,832,349.35 × 50,871,861.70 - Step 4: Simplify right side
165,888,232.90x = 12,658,564,862,619,286 - Step 5: Solve for x
x = 12,658,564,862,619,286/165,888,232.90 - Step 6: Final answer
x = 76,307,792.55
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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.