Finding the Fourth Proportional to 237,046,364,139.51, 327,124,224,613.79 and 128,659,483,756.07
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Solution
The fourth proportional to 237,046,364,139.51, 327,124,224,613.79 and 128,659,483,756.07 is: 177,550,218,986.46
Step by Step Solution
- Step 1: Write the proportion equation
237,046,364,139.51 : 327,124,224,613.79 = 128,659,483,756.07 : x - Step 2: Convert to fraction form
237,046,364,139.51/327,124,224,613.79 = 128,659,483,756.07/x - Step 3: Cross multiply
237,046,364,139.51x = 327,124,224,613.79 × 128,659,483,756.07 - Step 4: Simplify right side
237,046,364,139.51x = 42,087,633,862,914,905,997,312 - Step 5: Solve for x
x = 42,087,633,862,914,905,997,312/237,046,364,139.51 - Step 6: Final answer
x = 177,550,218,986.46
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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.