Finding the Fourth Proportional to 114,317,964.12, 157,724,034.27 and 64,750,462.08
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Solution
The fourth proportional to 114,317,964.12, 157,724,034.27 and 64,750,462.08 is: 89,335,951.52
Step by Step Solution
- Step 1: Write the proportion equation
114,317,964.12 : 157,724,034.27 = 64,750,462.08 : x - Step 2: Convert to fraction form
114,317,964.12/157,724,034.27 = 64,750,462.08/x - Step 3: Cross multiply
114,317,964.12x = 157,724,034.27 × 64,750,462.08 - Step 4: Simplify right side
114,317,964.12x = 10,212,704,100,104,256 - Step 5: Solve for x
x = 10,212,704,100,104,256/114,317,964.12 - Step 6: Final answer
x = 89,335,951.52
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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.