Finding the Fourth Proportional to 257,367,213.42, 386,102,192.75 and 134,600,799.48
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Solution
The fourth proportional to 257,367,213.42, 386,102,192.75 and 134,600,799.48 is: 201,928,066.65
Step by Step Solution
- Step 1: Write the proportion equation
257,367,213.42 : 386,102,192.75 = 134,600,799.48 : x - Step 2: Convert to fraction form
257,367,213.42/386,102,192.75 = 134,600,799.48/x - Step 3: Cross multiply
257,367,213.42x = 386,102,192.75 × 134,600,799.48 - Step 4: Simplify right side
257,367,213.42x = 51,969,663,824,458,056 - Step 5: Solve for x
x = 51,969,663,824,458,056/257,367,213.42 - Step 6: Final answer
x = 201,928,066.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.