Finding the Fourth Proportional to 135,438,516,117.90, 203,023,581,365.70 and 63,599,431,213.26
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Solution
The fourth proportional to 135,438,516,117.90, 203,023,581,365.70 and 63,599,431,213.26 is: 95,336,132,348.77
Step by Step Solution
- Step 1: Write the proportion equation
135,438,516,117.90 : 203,023,581,365.70 = 63,599,431,213.26 : x - Step 2: Convert to fraction form
135,438,516,117.90/203,023,581,365.70 = 63,599,431,213.26/x - Step 3: Cross multiply
135,438,516,117.90x = 203,023,581,365.70 × 63,599,431,213.26 - Step 4: Simplify right side
135,438,516,117.90x = 12,912,184,297,737,534,046,208 - Step 5: Solve for x
x = 12,912,184,297,737,534,046,208/135,438,516,117.90 - Step 6: Final answer
x = 95,336,132,348.77
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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.