Finding the Fourth Proportional to 68,477,972.76, 102,652,660.26 and 23,007,968.28
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Solution
The fourth proportional to 68,477,972.76, 102,652,660.26 and 23,007,968.28 is: 34,490,348.59
Step by Step Solution
- Step 1: Write the proportion equation
68,477,972.76 : 102,652,660.26 = 23,007,968.28 : x - Step 2: Convert to fraction form
68,477,972.76/102,652,660.26 = 23,007,968.28/x - Step 3: Cross multiply
68,477,972.76x = 102,652,660.26 × 23,007,968.28 - Step 4: Simplify right side
68,477,972.76x = 2,361,829,151,119,697 - Step 5: Solve for x
x = 2,361,829,151,119,697/68,477,972.76 - Step 6: Final answer
x = 34,490,348.59
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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.