Finding the Fourth Proportional to 253,595,467.84, 380,127,709 and 106,127,518.88
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Solution
The fourth proportional to 253,595,467.84, 380,127,709 and 106,127,518.88 is: 159,080,171.89
Step by Step Solution
- Step 1: Write the proportion equation
253,595,467.84 : 380,127,709 = 106,127,518.88 : x - Step 2: Convert to fraction form
253,595,467.84/380,127,709 = 106,127,518.88/x - Step 3: Cross multiply
253,595,467.84x = 380,127,709 × 106,127,518.88 - Step 4: Simplify right side
253,595,467.84x = 40,342,010,613,708,648 - Step 5: Solve for x
x = 40,342,010,613,708,648/253,595,467.84 - Step 6: Final answer
x = 159,080,171.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.