Finding the Fourth Proportional to 96,477,621.84, 144,738,819 and 31,779,107.28
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Solution
The fourth proportional to 96,477,621.84, 144,738,819 and 31,779,107.28 is: 47,676,034.80
Step by Step Solution
- Step 1: Write the proportion equation
96,477,621.84 : 144,738,819 = 31,779,107.28 : x - Step 2: Convert to fraction form
96,477,621.84/144,738,819 = 31,779,107.28/x - Step 3: Cross multiply
96,477,621.84x = 144,738,819 × 31,779,107.28 - Step 4: Simplify right side
96,477,621.84x = 4,599,670,456,581,502 - Step 5: Solve for x
x = 4,599,670,456,581,502/96,477,621.84 - Step 6: Final answer
x = 47,676,034.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.