Finding the Fourth Proportional to 73,102,910.80, 109,654,366.20 and 58,754,003.80
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Solution
The fourth proportional to 73,102,910.80, 109,654,366.20 and 58,754,003.80 is: 88,131,005.70
Step by Step Solution
- Step 1: Write the proportion equation
73,102,910.80 : 109,654,366.20 = 58,754,003.80 : x - Step 2: Convert to fraction form
73,102,910.80/109,654,366.20 = 58,754,003.80/x - Step 3: Cross multiply
73,102,910.80x = 109,654,366.20 × 58,754,003.80 - Step 4: Simplify right side
73,102,910.80x = 6,442,633,048,401,391 - Step 5: Solve for x
x = 6,442,633,048,401,391/73,102,910.80 - Step 6: Final answer
x = 88,131,005.70
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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.