Finding the Fourth Proportional to 46,378,954.84, 69,531,844.74 and 29,303,642.20
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Solution
The fourth proportional to 46,378,954.84, 69,531,844.74 and 29,303,642.20 is: 43,932,346.19
Step by Step Solution
- Step 1: Write the proportion equation
46,378,954.84 : 69,531,844.74 = 29,303,642.20 : x - Step 2: Convert to fraction form
46,378,954.84/69,531,844.74 = 29,303,642.20/x - Step 3: Cross multiply
46,378,954.84x = 69,531,844.74 × 29,303,642.20 - Step 4: Simplify right side
46,378,954.84x = 2,037,536,299,766,911.75 - Step 5: Solve for x
x = 2,037,536,299,766,911.75/46,378,954.84 - Step 6: Final answer
x = 43,932,346.19
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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.