Finding the Fourth Proportional to 68,111,717.68, 102,199,462.98 and 29,768,249.53
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Solution
The fourth proportional to 68,111,717.68, 102,199,462.98 and 29,768,249.53 is: 44,666,310.28
Step by Step Solution
- Step 1: Write the proportion equation
68,111,717.68 : 102,199,462.98 = 29,768,249.53 : x - Step 2: Convert to fraction form
68,111,717.68/102,199,462.98 = 29,768,249.53/x - Step 3: Cross multiply
68,111,717.68x = 102,199,462.98 × 29,768,249.53 - Step 4: Simplify right side
68,111,717.68x = 3,042,299,115,820,637.50 - Step 5: Solve for x
x = 3,042,299,115,820,637.50/68,111,717.68 - Step 6: Final answer
x = 44,666,310.28
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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.