Finding the Fourth Proportional to 73,811,270.10, 110,716,905.15 and 73,386,117.30
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Solution
The fourth proportional to 73,811,270.10, 110,716,905.15 and 73,386,117.30 is: 110,079,175.95
Step by Step Solution
- Step 1: Write the proportion equation
73,811,270.10 : 110,716,905.15 = 73,386,117.30 : x - Step 2: Convert to fraction form
73,811,270.10/110,716,905.15 = 73,386,117.30/x - Step 3: Cross multiply
73,811,270.10x = 110,716,905.15 × 73,386,117.30 - Step 4: Simplify right side
73,811,270.10x = 8,125,083,788,430,874 - Step 5: Solve for x
x = 8,125,083,788,430,874/73,811,270.10 - Step 6: Final answer
x = 110,079,175.95
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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.