Finding the Fourth Proportional to 346,306,571.19, 477,910,800.72 and 197,624,732.13
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Solution
The fourth proportional to 346,306,571.19, 477,910,800.72 and 197,624,732.13 is: 272,726,542.99
Step by Step Solution
- Step 1: Write the proportion equation
346,306,571.19 : 477,910,800.72 = 197,624,732.13 : x - Step 2: Convert to fraction form
346,306,571.19/477,910,800.72 = 197,624,732.13/x - Step 3: Cross multiply
346,306,571.19x = 477,910,800.72 × 197,624,732.13 - Step 4: Simplify right side
346,306,571.19x = 94,446,993,974,323,808 - Step 5: Solve for x
x = 94,446,993,974,323,808/346,306,571.19 - Step 6: Final answer
x = 272,726,542.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.