Finding the Fourth Proportional to 106,594,447.90, 159,867,499.99 and 48,263,618.70
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Solution
The fourth proportional to 106,594,447.90, 159,867,499.99 and 48,263,618.70 is: 72,384,483.56
Step by Step Solution
- Step 1: Write the proportion equation
106,594,447.90 : 159,867,499.99 = 48,263,618.70 : x - Step 2: Convert to fraction form
106,594,447.90/159,867,499.99 = 48,263,618.70/x - Step 3: Cross multiply
106,594,447.90x = 159,867,499.99 × 48,263,618.70 - Step 4: Simplify right side
106,594,447.90x = 7,715,784,062,039,615 - Step 5: Solve for x
x = 7,715,784,062,039,615/106,594,447.90 - Step 6: Final answer
x = 72,384,483.56
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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.