Finding the Fourth Proportional to 372,592,990.70, 558,889,486.05 and 370,042,073.90
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Solution
The fourth proportional to 372,592,990.70, 558,889,486.05 and 370,042,073.90 is: 555,063,110.85
Step by Step Solution
- Step 1: Write the proportion equation
372,592,990.70 : 558,889,486.05 = 370,042,073.90 : x - Step 2: Convert to fraction form
372,592,990.70/558,889,486.05 = 370,042,073.90/x - Step 3: Cross multiply
372,592,990.70x = 558,889,486.05 × 370,042,073.90 - Step 4: Simplify right side
372,592,990.70x = 206,812,624,498,847,104 - Step 5: Solve for x
x = 206,812,624,498,847,104/372,592,990.70 - Step 6: Final answer
x = 555,063,110.85
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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.