Finding the Fourth Proportional to 136,128,100.41, 204,201,455.13 and 39,076,344.99
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Solution
The fourth proportional to 136,128,100.41, 204,201,455.13 and 39,076,344.99 is: 58,617,188.40
Step by Step Solution
- Step 1: Write the proportion equation
136,128,100.41 : 204,201,455.13 = 39,076,344.99 : x - Step 2: Convert to fraction form
136,128,100.41/204,201,455.13 = 39,076,344.99/x - Step 3: Cross multiply
136,128,100.41x = 204,201,455.13 × 39,076,344.99 - Step 4: Simplify right side
136,128,100.41x = 7,979,446,508,119,886 - Step 5: Solve for x
x = 7,979,446,508,119,886/136,128,100.41 - Step 6: Final answer
x = 58,617,188.40
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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.