Finding the Fourth Proportional to 164,487,041.34, 246,728,659.84 and 39,990,375.20
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Solution
The fourth proportional to 164,487,041.34, 246,728,659.84 and 39,990,375.20 is: 59,985,100.34
Step by Step Solution
- Step 1: Write the proportion equation
164,487,041.34 : 246,728,659.84 = 39,990,375.20 : x - Step 2: Convert to fraction form
164,487,041.34/246,728,659.84 = 39,990,375.20/x - Step 3: Cross multiply
164,487,041.34x = 246,728,659.84 × 39,990,375.20 - Step 4: Simplify right side
164,487,041.34x = 9,866,771,679,594,772 - Step 5: Solve for x
x = 9,866,771,679,594,772/164,487,041.34 - Step 6: Final answer
x = 59,985,100.34
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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.