Finding the Fourth Proportional to 237,246,409.20, 355,923,275.50 and 128,069,237.02
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Solution
The fourth proportional to 237,246,409.20, 355,923,275.50 and 128,069,237.02 is: 192,132,822.94
Step by Step Solution
- Step 1: Write the proportion equation
237,246,409.20 : 355,923,275.50 = 128,069,237.02 : x - Step 2: Convert to fraction form
237,246,409.20/355,923,275.50 = 128,069,237.02/x - Step 3: Cross multiply
237,246,409.20x = 355,923,275.50 × 128,069,237.02 - Step 4: Simplify right side
237,246,409.20x = 45,582,822,330,944,256 - Step 5: Solve for x
x = 45,582,822,330,944,256/237,246,409.20 - Step 6: Final answer
x = 192,132,822.94
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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.