Finding the Fourth Proportional to 65,119,982.80, 97,679,974.20 and 16,597,742.80
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Solution
The fourth proportional to 65,119,982.80, 97,679,974.20 and 16,597,742.80 is: 24,896,614.20
Step by Step Solution
- Step 1: Write the proportion equation
65,119,982.80 : 97,679,974.20 = 16,597,742.80 : x - Step 2: Convert to fraction form
65,119,982.80/97,679,974.20 = 16,597,742.80/x - Step 3: Cross multiply
65,119,982.80x = 97,679,974.20 × 16,597,742.80 - Step 4: Simplify right side
65,119,982.80x = 1,621,267,088,482,236 - Step 5: Solve for x
x = 1,621,267,088,482,236/65,119,982.80 - Step 6: Final answer
x = 24,896,614.20
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1.5x scale
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.