Finding the Fourth Proportional to 97,436,847.70, 134,445,758.12 and 55,601,812.18
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Solution
The fourth proportional to 97,436,847.70, 134,445,758.12 and 55,601,812.18 is: 76,720,747.52
Step by Step Solution
- Step 1: Write the proportion equation
97,436,847.70 : 134,445,758.12 = 55,601,812.18 : x - Step 2: Convert to fraction form
97,436,847.70/134,445,758.12 = 55,601,812.18/x - Step 3: Cross multiply
97,436,847.70x = 134,445,758.12 × 55,601,812.18 - Step 4: Simplify right side
97,436,847.70x = 7,475,427,790,713,721 - Step 5: Solve for x
x = 7,475,427,790,713,721/97,436,847.70 - Step 6: Final answer
x = 76,720,747.52
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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.