Finding the Fourth Proportional to 349,991,349.12, 482,306,063.04 and 252,021,214.08
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Solution
The fourth proportional to 349,991,349.12, 482,306,063.04 and 252,021,214.08 is: 347,298,182.86
Step by Step Solution
- Step 1: Write the proportion equation
349,991,349.12 : 482,306,063.04 = 252,021,214.08 : x - Step 2: Convert to fraction form
349,991,349.12/482,306,063.04 = 252,021,214.08/x - Step 3: Cross multiply
349,991,349.12x = 482,306,063.04 × 252,021,214.08 - Step 4: Simplify right side
349,991,349.12x = 121,551,359,565,485,824 - Step 5: Solve for x
x = 121,551,359,565,485,824/349,991,349.12 - Step 6: Final answer
x = 347,298,182.86
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.