Finding the Fourth Proportional to 102,101,628.96, 153,226,218.92 and 40,655,375.66
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Solution
The fourth proportional to 102,101,628.96, 153,226,218.92 and 40,655,375.66 is: 61,012,439.80
Step by Step Solution
- Step 1: Write the proportion equation
102,101,628.96 : 153,226,218.92 = 40,655,375.66 : x - Step 2: Convert to fraction form
102,101,628.96/153,226,218.92 = 40,655,375.66/x - Step 3: Cross multiply
102,101,628.96x = 153,226,218.92 × 40,655,375.66 - Step 4: Simplify right side
102,101,628.96x = 6,229,469,490,256,454 - Step 5: Solve for x
x = 6,229,469,490,256,454/102,101,628.96 - Step 6: Final answer
x = 61,012,439.80
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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.