Finding the Fourth Proportional to 69,468,393.99, 104,234,412.15 and 30,088,692.24
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Solution
The fourth proportional to 69,468,393.99, 104,234,412.15 and 30,088,692.24 is: 45,146,820.99
Step by Step Solution
- Step 1: Write the proportion equation
69,468,393.99 : 104,234,412.15 = 30,088,692.24 : x - Step 2: Convert to fraction form
69,468,393.99/104,234,412.15 = 30,088,692.24/x - Step 3: Cross multiply
69,468,393.99x = 104,234,412.15 × 30,088,692.24 - Step 4: Simplify right side
69,468,393.99x = 3,136,277,147,998,666.50 - Step 5: Solve for x
x = 3,136,277,147,998,666.50/69,468,393.99 - Step 6: Final answer
x = 45,146,820.99
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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.