Finding the Fourth Proportional to 135,438,516,109.99, 203,023,581,353.70 and 63,599,431,205.17
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Solution
The fourth proportional to 135,438,516,109.99, 203,023,581,353.70 and 63,599,431,205.17 is: 95,336,132,336.58
Step by Step Solution
- Step 1: Write the proportion equation
135,438,516,109.99 : 203,023,581,353.70 = 63,599,431,205.17 : x - Step 2: Convert to fraction form
135,438,516,109.99/203,023,581,353.70 = 63,599,431,205.17/x - Step 3: Cross multiply
135,438,516,109.99x = 203,023,581,353.70 × 63,599,431,205.17 - Step 4: Simplify right side
135,438,516,109.99x = 12,912,184,295,331,878,404,096 - Step 5: Solve for x
x = 12,912,184,295,331,878,404,096/135,438,516,109.99 - Step 6: Final answer
x = 95,336,132,336.58
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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.