Finding the Fourth Proportional to 75,800,160.70, 104,604,536.94 and 40,992,851.14
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Solution
The fourth proportional to 75,800,160.70, 104,604,536.94 and 40,992,851.14 is: 56,570,305.02
Step by Step Solution
- Step 1: Write the proportion equation
75,800,160.70 : 104,604,536.94 = 40,992,851.14 : x - Step 2: Convert to fraction form
75,800,160.70/104,604,536.94 = 40,992,851.14/x - Step 3: Cross multiply
75,800,160.70x = 104,604,536.94 × 40,992,851.14 - Step 4: Simplify right side
75,800,160.70x = 4,288,038,211,717,705.50 - Step 5: Solve for x
x = 4,288,038,211,717,705.50/75,800,160.70 - Step 6: Final answer
x = 56,570,305.02
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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.