Finding the Fourth Proportional to 235,571,692.68, 353,518,947.78 and 82,217,749.08
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Solution
The fourth proportional to 235,571,692.68, 353,518,947.78 and 82,217,749.08 is: 123,382,957.49
Step by Step Solution
- Step 1: Write the proportion equation
235,571,692.68 : 353,518,947.78 = 82,217,749.08 : x - Step 2: Convert to fraction form
235,571,692.68/353,518,947.78 = 82,217,749.08/x - Step 3: Cross multiply
235,571,692.68x = 353,518,947.78 × 82,217,749.08 - Step 4: Simplify right side
235,571,692.68x = 29,065,532,143,601,660 - Step 5: Solve for x
x = 29,065,532,143,601,660/235,571,692.68 - Step 6: Final answer
x = 123,382,957.49
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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.