Finding the Fourth Proportional to 2,328,316,438.50, 3,213,089,735.86 and 1,324,733,981.50
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Solution
The fourth proportional to 2,328,316,438.50, 3,213,089,735.86 and 1,324,733,981.50 is: 1,828,140,319.90
Step by Step Solution
- Step 1: Write the proportion equation
2,328,316,438.50 : 3,213,089,735.86 = 1,324,733,981.50 : x - Step 2: Convert to fraction form
2,328,316,438.50/3,213,089,735.86 = 1,324,733,981.50/x - Step 3: Cross multiply
2,328,316,438.50x = 3,213,089,735.86 × 1,324,733,981.50 - Step 4: Simplify right side
2,328,316,438.50x = 4,256,489,158,702,601,216 - Step 5: Solve for x
x = 4,256,489,158,702,601,216/2,328,316,438.50 - Step 6: Final answer
x = 1,828,140,319.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.