Finding the Fourth Proportional to 467,559,190.08, 645,187,751.28 and 316,544,662.80
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Solution
The fourth proportional to 467,559,190.08, 645,187,751.28 and 316,544,662.80 is: 436,801,892.69
Step by Step Solution
- Step 1: Write the proportion equation
467,559,190.08 : 645,187,751.28 = 316,544,662.80 : x - Step 2: Convert to fraction form
467,559,190.08/645,187,751.28 = 316,544,662.80/x - Step 3: Cross multiply
467,559,190.08x = 645,187,751.28 × 316,544,662.80 - Step 4: Simplify right side
467,559,190.08x = 204,230,739,171,617,856 - Step 5: Solve for x
x = 204,230,739,171,617,856/467,559,190.08 - Step 6: Final answer
x = 436,801,892.69
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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.