Finding the Fourth Proportional to 208,625,724.04, 312,811,040.20 and 99,484,276.36
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Solution
The fourth proportional to 208,625,724.04, 312,811,040.20 and 99,484,276.36 is: 149,165,593.62
Step by Step Solution
- Step 1: Write the proportion equation
208,625,724.04 : 312,811,040.20 = 99,484,276.36 : x - Step 2: Convert to fraction form
208,625,724.04/312,811,040.20 = 99,484,276.36/x - Step 3: Cross multiply
208,625,724.04x = 312,811,040.20 × 99,484,276.36 - Step 4: Simplify right side
208,625,724.04x = 31,119,779,971,715,868 - Step 5: Solve for x
x = 31,119,779,971,715,868/208,625,724.04 - Step 6: Final answer
x = 149,165,593.62
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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.