Finding the Fourth Proportional to 43,701,643.80, 65,552,465.70 and 29,331,595.80
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Solution
The fourth proportional to 43,701,643.80, 65,552,465.70 and 29,331,595.80 is: 43,997,393.70
Step by Step Solution
- Step 1: Write the proportion equation
43,701,643.80 : 65,552,465.70 = 29,331,595.80 : x - Step 2: Convert to fraction form
43,701,643.80/65,552,465.70 = 29,331,595.80/x - Step 3: Cross multiply
43,701,643.80x = 65,552,465.70 × 29,331,595.80 - Step 4: Simplify right side
43,701,643.80x = 1,922,758,427,605,764.25 - Step 5: Solve for x
x = 1,922,758,427,605,764.25/43,701,643.80 - Step 6: Final answer
x = 43,997,393.70
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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.