Finding the Fourth Proportional to 384,064,548.98, 576,048,229.70 and 121,751,628.38
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Solution
The fourth proportional to 384,064,548.98, 576,048,229.70 and 121,751,628.38 is: 182,612,037.94
Step by Step Solution
- Step 1: Write the proportion equation
384,064,548.98 : 576,048,229.70 = 121,751,628.38 : x - Step 2: Convert to fraction form
384,064,548.98/576,048,229.70 = 121,751,628.38/x - Step 3: Cross multiply
384,064,548.98x = 576,048,229.70 × 121,751,628.38 - Step 4: Simplify right side
384,064,548.98x = 70,134,809,991,391,280 - Step 5: Solve for x
x = 70,134,809,991,391,280/384,064,548.98 - Step 6: Final answer
x = 182,612,037.94
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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.