Finding the Fourth Proportional to 445,070,247.42, 614,233,710.42 and 246,895,636.08
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Solution
The fourth proportional to 445,070,247.42, 614,233,710.42 and 246,895,636.08 is: 340,736,374.80
Step by Step Solution
- Step 1: Write the proportion equation
445,070,247.42 : 614,233,710.42 = 246,895,636.08 : x - Step 2: Convert to fraction form
445,070,247.42/614,233,710.42 = 246,895,636.08/x - Step 3: Cross multiply
445,070,247.42x = 614,233,710.42 × 246,895,636.08 - Step 4: Simplify right side
445,070,247.42x = 151,651,622,635,924,416 - Step 5: Solve for x
x = 151,651,622,635,924,416/445,070,247.42 - Step 6: Final answer
x = 340,736,374.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.