Finding the Fourth Proportional to 110,753,643.90, 166,130,465.85 and 29,974,611.90
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Solution
The fourth proportional to 110,753,643.90, 166,130,465.85 and 29,974,611.90 is: 44,961,917.85
Step by Step Solution
- Step 1: Write the proportion equation
110,753,643.90 : 166,130,465.85 = 29,974,611.90 : x - Step 2: Convert to fraction form
110,753,643.90/166,130,465.85 = 29,974,611.90/x - Step 3: Cross multiply
110,753,643.90x = 166,130,465.85 × 29,974,611.90 - Step 4: Simplify right side
110,753,643.90x = 4,979,696,238,619,953 - Step 5: Solve for x
x = 4,979,696,238,619,953/110,753,643.90 - Step 6: Final answer
x = 44,961,917.85
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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.