Finding the Fourth Proportional to 65,135,056.80, 97,702,585.20 and 16,612,816.80
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Solution
The fourth proportional to 65,135,056.80, 97,702,585.20 and 16,612,816.80 is: 24,919,225.20
Step by Step Solution
- Step 1: Write the proportion equation
65,135,056.80 : 97,702,585.20 = 16,612,816.80 : x - Step 2: Convert to fraction form
65,135,056.80/97,702,585.20 = 16,612,816.80/x - Step 3: Cross multiply
65,135,056.80x = 97,702,585.20 × 16,612,816.80 - Step 4: Simplify right side
65,135,056.80x = 1,623,115,148,813,991.50 - Step 5: Solve for x
x = 1,623,115,148,813,991.50/65,135,056.80 - Step 6: Final answer
x = 24,919,225.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.