Finding the Fourth Proportional to 4,699,519,532.85, 6,485,812,639.11 and 2,692,620,870.96
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Solution
The fourth proportional to 4,699,519,532.85, 6,485,812,639.11 and 2,692,620,870.96 is: 3,716,089,348.10
Step by Step Solution
- Step 1: Write the proportion equation
4,699,519,532.85 : 6,485,812,639.11 = 2,692,620,870.96 : x - Step 2: Convert to fraction form
4,699,519,532.85/6,485,812,639.11 = 2,692,620,870.96/x - Step 3: Cross multiply
4,699,519,532.85x = 6,485,812,639.11 × 2,692,620,870.96 - Step 4: Simplify right side
4,699,519,532.85x = 17,463,834,477,203,742,720 - Step 5: Solve for x
x = 17,463,834,477,203,742,720/4,699,519,532.85 - Step 6: Final answer
x = 3,716,089,348.10
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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.