Finding the Fourth Proportional to 48,727,463,554.68, 67,265,933,154.84 and 30,689,489,175.36
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Solution
The fourth proportional to 48,727,463,554.68, 67,265,933,154.84 and 30,689,489,175.36 is: 42,365,372,150.13
Step by Step Solution
- Step 1: Write the proportion equation
48,727,463,554.68 : 67,265,933,154.84 = 30,689,489,175.36 : x - Step 2: Convert to fraction form
48,727,463,554.68/67,265,933,154.84 = 30,689,489,175.36/x - Step 3: Cross multiply
48,727,463,554.68x = 67,265,933,154.84 × 30,689,489,175.36 - Step 4: Simplify right side
48,727,463,554.68x = 2,064,357,127,425,951,531,008 - Step 5: Solve for x
x = 2,064,357,127,425,951,531,008/48,727,463,554.68 - Step 6: Final answer
x = 42,365,372,150.13
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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.