Finding the Fourth Proportional to 4,112,119,242.24, 6,168,764,541.69 and 1,276,158,525.95
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Solution
The fourth proportional to 4,112,119,242.24, 6,168,764,541.69 and 1,276,158,525.95 is: 1,914,419,548.82
Step by Step Solution
- Step 1: Write the proportion equation
4,112,119,242.24 : 6,168,764,541.69 = 1,276,158,525.95 : x - Step 2: Convert to fraction form
4,112,119,242.24/6,168,764,541.69 = 1,276,158,525.95/x - Step 3: Cross multiply
4,112,119,242.24x = 6,168,764,541.69 × 1,276,158,525.95 - Step 4: Simplify right side
4,112,119,242.24x = 7,872,321,464,424,893,440 - Step 5: Solve for x
x = 7,872,321,464,424,893,440/4,112,119,242.24 - Step 6: Final answer
x = 1,914,419,548.82
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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.