Finding the Fourth Proportional to 205,266,115.08, 283,264,983.70 and 111,177,921.24
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Solution
The fourth proportional to 205,266,115.08, 283,264,983.70 and 111,177,921.24 is: 153,424,309.88
Step by Step Solution
- Step 1: Write the proportion equation
205,266,115.08 : 283,264,983.70 = 111,177,921.24 : x - Step 2: Convert to fraction form
205,266,115.08/283,264,983.70 = 111,177,921.24/x - Step 3: Cross multiply
205,266,115.08x = 283,264,983.70 × 111,177,921.24 - Step 4: Simplify right side
205,266,115.08x = 31,492,812,047,570,536 - Step 5: Solve for x
x = 31,492,812,047,570,536/205,266,115.08 - Step 6: Final answer
x = 153,424,309.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.