Finding the Fourth Proportional to 117,819,213.29, 176,607,558.23 and 52,271,220.38
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Solution
The fourth proportional to 117,819,213.29, 176,607,558.23 and 52,271,220.38 is: 78,353,032.06
Step by Step Solution
- Step 1: Write the proportion equation
117,819,213.29 : 176,607,558.23 = 52,271,220.38 : x - Step 2: Convert to fraction form
117,819,213.29/176,607,558.23 = 52,271,220.38/x - Step 3: Cross multiply
117,819,213.29x = 176,607,558.23 × 52,271,220.38 - Step 4: Simplify right side
117,819,213.29x = 9,231,492,595,869,618 - Step 5: Solve for x
x = 9,231,492,595,869,618/117,819,213.29 - Step 6: Final answer
x = 78,353,032.06
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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.