Finding the Fourth Proportional to 168,130,289.97, 252,186,466.82 and 45,306,635.36
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Solution
The fourth proportional to 168,130,289.97, 252,186,466.82 and 45,306,635.36 is: 67,957,536.36
Step by Step Solution
- Step 1: Write the proportion equation
168,130,289.97 : 252,186,466.82 = 45,306,635.36 : x - Step 2: Convert to fraction form
168,130,289.97/252,186,466.82 = 45,306,635.36/x - Step 3: Cross multiply
168,130,289.97x = 252,186,466.82 × 45,306,635.36 - Step 4: Simplify right side
168,130,289.97x = 11,425,720,293,453,012 - Step 5: Solve for x
x = 11,425,720,293,453,012/168,130,289.97 - Step 6: Final answer
x = 67,957,536.36
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.