Finding the Fourth Proportional to 202,738,033.06, 279,784,387.74 and 114,630,139.06
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Solution
The fourth proportional to 202,738,033.06, 279,784,387.74 and 114,630,139.06 is: 158,192,929.02
Step by Step Solution
- Step 1: Write the proportion equation
202,738,033.06 : 279,784,387.74 = 114,630,139.06 : x - Step 2: Convert to fraction form
202,738,033.06/279,784,387.74 = 114,630,139.06/x - Step 3: Cross multiply
202,738,033.06x = 279,784,387.74 × 114,630,139.06 - Step 4: Simplify right side
202,738,033.06x = 32,071,723,273,453,160 - Step 5: Solve for x
x = 32,071,723,273,453,160/202,738,033.06 - Step 6: Final answer
x = 158,192,929.02
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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.