Finding the Fourth Proportional to 170,214,334.68, 255,357,370.98 and 55,189,907.40
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Solution
The fourth proportional to 170,214,334.68, 255,357,370.98 and 55,189,907.40 is: 82,796,491.17
Step by Step Solution
- Step 1: Write the proportion equation
170,214,334.68 : 255,357,370.98 = 55,189,907.40 : x - Step 2: Convert to fraction form
170,214,334.68/255,357,370.98 = 55,189,907.40/x - Step 3: Cross multiply
170,214,334.68x = 255,357,370.98 × 55,189,907.40 - Step 4: Simplify right side
170,214,334.68x = 14,093,149,658,293,646 - Step 5: Solve for x
x = 14,093,149,658,293,646/170,214,334.68 - Step 6: Final answer
x = 82,796,491.17
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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.