Finding the Fourth Proportional to 2,193,732,023.52, 3,027,405,900.24 and 1,203,657,178.08
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Solution
The fourth proportional to 2,193,732,023.52, 3,027,405,900.24 and 1,203,657,178.08 is: 1,661,077,471.50
Step by Step Solution
- Step 1: Write the proportion equation
2,193,732,023.52 : 3,027,405,900.24 = 1,203,657,178.08 : x - Step 2: Convert to fraction form
2,193,732,023.52/3,027,405,900.24 = 1,203,657,178.08/x - Step 3: Cross multiply
2,193,732,023.52x = 3,027,405,900.24 × 1,203,657,178.08 - Step 4: Simplify right side
2,193,732,023.52x = 3,643,958,842,785,619,968 - Step 5: Solve for x
x = 3,643,958,842,785,619,968/2,193,732,023.52 - Step 6: Final answer
x = 1,661,077,471.50
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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.