Finding the Fourth Proportional to 126,908,110.80, 190,362,166.20 and 36,031,699.80
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Solution
The fourth proportional to 126,908,110.80, 190,362,166.20 and 36,031,699.80 is: 54,047,549.70
Step by Step Solution
- Step 1: Write the proportion equation
126,908,110.80 : 190,362,166.20 = 36,031,699.80 : x - Step 2: Convert to fraction form
126,908,110.80/190,362,166.20 = 36,031,699.80/x - Step 3: Cross multiply
126,908,110.80x = 190,362,166.20 × 36,031,699.80 - Step 4: Simplify right side
126,908,110.80x = 6,859,072,425,796,106 - Step 5: Solve for x
x = 6,859,072,425,796,106/126,908,110.80 - Step 6: Final answer
x = 54,047,549.70
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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.