Finding the Fourth Proportional to 98,127,459.97, 135,416,790.33 and 54,076,039.37
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Solution
The fourth proportional to 98,127,459.97, 135,416,790.33 and 54,076,039.37 is: 74,625,427.86
Step by Step Solution
- Step 1: Write the proportion equation
98,127,459.97 : 135,416,790.33 = 54,076,039.37 : x - Step 2: Convert to fraction form
98,127,459.97/135,416,790.33 = 54,076,039.37/x - Step 3: Cross multiply
98,127,459.97x = 135,416,790.33 × 54,076,039.37 - Step 4: Simplify right side
98,127,459.97x = 7,322,803,685,244,116 - Step 5: Solve for x
x = 7,322,803,685,244,116/98,127,459.97 - Step 6: Final answer
x = 74,625,427.86
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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.