Finding the Fourth Proportional to 665,797,114.94, 999,090,212.06 and 370,939,033.58
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Solution
The fourth proportional to 665,797,114.94, 999,090,212.06 and 370,939,033.58 is: 556,628,362.31
Step by Step Solution
- Step 1: Write the proportion equation
665,797,114.94 : 999,090,212.06 = 370,939,033.58 : x - Step 2: Convert to fraction form
665,797,114.94/999,090,212.06 = 370,939,033.58/x - Step 3: Cross multiply
665,797,114.94x = 999,090,212.06 × 370,939,033.58 - Step 4: Simplify right side
665,797,114.94x = 370,601,557,716,705,536 - Step 5: Solve for x
x = 370,601,557,716,705,536/665,797,114.94 - Step 6: Final answer
x = 556,628,362.31
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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.