Finding the Fourth Proportional to 237,046,364,022.18, 327,124,224,451.52 and 128,659,483,638.36
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Solution
The fourth proportional to 237,046,364,022.18, 327,124,224,451.52 and 128,659,483,638.36 is: 177,550,218,823.83
Step by Step Solution
- Step 1: Write the proportion equation
237,046,364,022.18 : 327,124,224,451.52 = 128,659,483,638.36 : x - Step 2: Convert to fraction form
237,046,364,022.18/327,124,224,451.52 = 128,659,483,638.36/x - Step 3: Cross multiply
237,046,364,022.18x = 327,124,224,451.52 × 128,659,483,638.36 - Step 4: Simplify right side
237,046,364,022.18x = 42,087,633,803,531,547,312,128 - Step 5: Solve for x
x = 42,087,633,803,531,547,312,128/237,046,364,022.18 - Step 6: Final answer
x = 177,550,218,823.83
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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.