Finding the Fourth Proportional to 199,564,778.62, 299,347,167.96 and 63,250,162.12
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Solution
The fourth proportional to 199,564,778.62, 299,347,167.96 and 63,250,162.12 is: 94,875,243.19
Step by Step Solution
- Step 1: Write the proportion equation
199,564,778.62 : 299,347,167.96 = 63,250,162.12 : x - Step 2: Convert to fraction form
199,564,778.62/299,347,167.96 = 63,250,162.12/x - Step 3: Cross multiply
199,564,778.62x = 299,347,167.96 × 63,250,162.12 - Step 4: Simplify right side
199,564,778.62x = 18,933,756,903,632,868 - Step 5: Solve for x
x = 18,933,756,903,632,868/199,564,778.62 - Step 6: Final answer
x = 94,875,243.19
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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.