Finding the Fourth Proportional to 163,295,999.20, 244,943,998.80 and 66,298,175.20
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Solution
The fourth proportional to 163,295,999.20, 244,943,998.80 and 66,298,175.20 is: 99,447,262.80
Step by Step Solution
- Step 1: Write the proportion equation
163,295,999.20 : 244,943,998.80 = 66,298,175.20 : x - Step 2: Convert to fraction form
163,295,999.20/244,943,998.80 = 66,298,175.20/x - Step 3: Cross multiply
163,295,999.20x = 244,943,998.80 × 66,298,175.20 - Step 4: Simplify right side
163,295,999.20x = 16,239,340,146,630,992 - Step 5: Solve for x
x = 16,239,340,146,630,992/163,295,999.20 - Step 6: Final answer
x = 99,447,262.80
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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.