Finding the Fourth Proportional to 284,251,630.08, 426,418,060.14 and 87,531,660.48
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Solution
The fourth proportional to 284,251,630.08, 426,418,060.14 and 87,531,660.48 is: 131,309,997.60
Step by Step Solution
- Step 1: Write the proportion equation
284,251,630.08 : 426,418,060.14 = 87,531,660.48 : x - Step 2: Convert to fraction form
284,251,630.08/426,418,060.14 = 87,531,660.48/x - Step 3: Cross multiply
284,251,630.08x = 426,418,060.14 × 87,531,660.48 - Step 4: Simplify right side
284,251,630.08x = 37,325,080,862,714,704 - Step 5: Solve for x
x = 37,325,080,862,714,704/284,251,630.08 - Step 6: Final answer
x = 131,309,997.60
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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.