Finding the Fourth Proportional to 125,495,101.44, 173,187,445.23 and 69,742,871.22
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Solution
The fourth proportional to 125,495,101.44, 173,187,445.23 and 69,742,871.22 is: 96,247,499.31
Step by Step Solution
- Step 1: Write the proportion equation
125,495,101.44 : 173,187,445.23 = 69,742,871.22 : x - Step 2: Convert to fraction form
125,495,101.44/173,187,445.23 = 69,742,871.22/x - Step 3: Cross multiply
125,495,101.44x = 173,187,445.23 × 69,742,871.22 - Step 4: Simplify right side
125,495,101.44x = 12,078,589,689,596,692 - Step 5: Solve for x
x = 12,078,589,689,596,692/125,495,101.44 - Step 6: Final answer
x = 96,247,499.31
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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.