Finding the Fourth Proportional to 549,664,302.24, 758,541,815.37 and 298,769,284.28
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Solution
The fourth proportional to 549,664,302.24, 758,541,815.37 and 298,769,284.28 is: 412,304,372.60
Step by Step Solution
- Step 1: Write the proportion equation
549,664,302.24 : 758,541,815.37 = 298,769,284.28 : x - Step 2: Convert to fraction form
549,664,302.24/758,541,815.37 = 298,769,284.28/x - Step 3: Cross multiply
549,664,302.24x = 758,541,815.37 × 298,769,284.28 - Step 4: Simplify right side
549,664,302.24x = 226,628,995,276,443,168 - Step 5: Solve for x
x = 226,628,995,276,443,168/549,664,302.24 - Step 6: Final answer
x = 412,304,372.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.