Finding the Fourth Proportional to 145,269,305.44, 217,881,496.35 and 53,131,497.03
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Solution
The fourth proportional to 145,269,305.44, 217,881,496.35 and 53,131,497.03 is: 79,689,030.26
Step by Step Solution
- Step 1: Write the proportion equation
145,269,305.44 : 217,881,496.35 = 53,131,497.03 : x - Step 2: Convert to fraction form
145,269,305.44/217,881,496.35 = 53,131,497.03/x - Step 3: Cross multiply
145,269,305.44x = 217,881,496.35 × 53,131,497.03 - Step 4: Simplify right side
145,269,305.44x = 11,576,370,076,211,980 - Step 5: Solve for x
x = 11,576,370,076,211,980/145,269,305.44 - Step 6: Final answer
x = 79,689,030.26
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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.