Finding the Fourth Proportional to 409,698,850.80, 614,548,276.20 and 362,347,457.70
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Solution
The fourth proportional to 409,698,850.80, 614,548,276.20 and 362,347,457.70 is: 543,521,186.55
Step by Step Solution
- Step 1: Write the proportion equation
409,698,850.80 : 614,548,276.20 = 362,347,457.70 : x - Step 2: Convert to fraction form
409,698,850.80/614,548,276.20 = 362,347,457.70/x - Step 3: Cross multiply
409,698,850.80x = 614,548,276.20 × 362,347,457.70 - Step 4: Simplify right side
409,698,850.80x = 222,680,005,514,987,424 - Step 5: Solve for x
x = 222,680,005,514,987,424/409,698,850.80 - Step 6: Final answer
x = 543,521,186.55
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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.