Finding the Fourth Proportional to 199,736,559.09, 275,624,575.97 and 110,423,156.76
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Solution
The fourth proportional to 199,736,559.09, 275,624,575.97 and 110,423,156.76 is: 152,377,390.99
Step by Step Solution
- Step 1: Write the proportion equation
199,736,559.09 : 275,624,575.97 = 110,423,156.76 : x - Step 2: Convert to fraction form
199,736,559.09/275,624,575.97 = 110,423,156.76/x - Step 3: Cross multiply
199,736,559.09x = 275,624,575.97 × 110,423,156.76 - Step 4: Simplify right side
199,736,559.09x = 30,435,335,758,691,720 - Step 5: Solve for x
x = 30,435,335,758,691,720/199,736,559.09 - Step 6: Final answer
x = 152,377,390.99
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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.