Finding the Fourth Proportional to 4,212,519,219.56, 5,810,477,396.58 and 2,709,046,415.72
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Solution
The fourth proportional to 4,212,519,219.56, 5,810,477,396.58 and 2,709,046,415.72 is: 3,736,683,951.91
Step by Step Solution
- Step 1: Write the proportion equation
4,212,519,219.56 : 5,810,477,396.58 = 2,709,046,415.72 : x - Step 2: Convert to fraction form
4,212,519,219.56/5,810,477,396.58 = 2,709,046,415.72/x - Step 3: Cross multiply
4,212,519,219.56x = 5,810,477,396.58 × 2,709,046,415.72 - Step 4: Simplify right side
4,212,519,219.56x = 15,740,852,964,827,123,712 - Step 5: Solve for x
x = 15,740,852,964,827,123,712/4,212,519,219.56 - Step 6: Final answer
x = 3,736,683,951.91
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1.5x scale
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.