Finding the Fourth Proportional to 292,121,518.72, 437,800,747.68 and 222,780,425.68
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Solution
The fourth proportional to 292,121,518.72, 437,800,747.68 and 222,780,425.68 is: 333,879,672.26
Step by Step Solution
- Step 1: Write the proportion equation
292,121,518.72 : 437,800,747.68 = 222,780,425.68 : x - Step 2: Convert to fraction form
292,121,518.72/437,800,747.68 = 222,780,425.68/x - Step 3: Cross multiply
292,121,518.72x = 437,800,747.68 × 222,780,425.68 - Step 4: Simplify right side
292,121,518.72x = 97,533,436,931,172,672 - Step 5: Solve for x
x = 97,533,436,931,172,672/292,121,518.72 - Step 6: Final answer
x = 333,879,672.26
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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.