Finding the Fourth Proportional to 240,509,425.80, 360,764,138.70 and 119,577,073.80
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Solution
The fourth proportional to 240,509,425.80, 360,764,138.70 and 119,577,073.80 is: 179,365,610.70
Step by Step Solution
- Step 1: Write the proportion equation
240,509,425.80 : 360,764,138.70 = 119,577,073.80 : x - Step 2: Convert to fraction form
240,509,425.80/360,764,138.70 = 119,577,073.80/x - Step 3: Cross multiply
240,509,425.80x = 360,764,138.70 × 119,577,073.80 - Step 4: Simplify right side
240,509,425.80x = 43,139,120,037,723,336 - Step 5: Solve for x
x = 43,139,120,037,723,336/240,509,425.80 - Step 6: Final answer
x = 179,365,610.70
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1.5x scale
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.