Finding the Fourth Proportional to 179,968,756.80, 248,355,647.80 and 97,460,653.44
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Solution
The fourth proportional to 179,968,756.80, 248,355,647.80 and 97,460,653.44 is: 134,495,032.08
Step by Step Solution
- Step 1: Write the proportion equation
179,968,756.80 : 248,355,647.80 = 97,460,653.44 : x - Step 2: Convert to fraction form
179,968,756.80/248,355,647.80 = 97,460,653.44/x - Step 3: Cross multiply
179,968,756.80x = 248,355,647.80 × 97,460,653.44 - Step 4: Simplify right side
179,968,756.80x = 24,204,903,720,102,500 - Step 5: Solve for x
x = 24,204,903,720,102,500/179,968,756.80 - Step 6: Final answer
x = 134,495,032.08
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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.