Finding the Fourth Proportional to 66,440,226.80, 99,660,340.20 and 58,881,954.80
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Solution
The fourth proportional to 66,440,226.80, 99,660,340.20 and 58,881,954.80 is: 88,322,932.20
Step by Step Solution
- Step 1: Write the proportion equation
66,440,226.80 : 99,660,340.20 = 58,881,954.80 : x - Step 2: Convert to fraction form
66,440,226.80/99,660,340.20 = 58,881,954.80/x - Step 3: Cross multiply
66,440,226.80x = 99,660,340.20 × 58,881,954.80 - Step 4: Simplify right side
66,440,226.80x = 5,868,195,647,009,023 - Step 5: Solve for x
x = 5,868,195,647,009,023/66,440,226.80 - Step 6: Final answer
x = 88,322,932.20
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1.5x scale
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.