Finding the Fourth Proportional to 186,176,629.68, 256,925,481.81 and 102,547,728.90
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Solution
The fourth proportional to 186,176,629.68, 256,925,481.81 and 102,547,728.90 is: 141,516,820.35
Step by Step Solution
- Step 1: Write the proportion equation
186,176,629.68 : 256,925,481.81 = 102,547,728.90 : x - Step 2: Convert to fraction form
186,176,629.68/256,925,481.81 = 102,547,728.90/x - Step 3: Cross multiply
186,176,629.68x = 256,925,481.81 × 102,547,728.90 - Step 4: Simplify right side
186,176,629.68x = 26,347,124,656,153,764 - Step 5: Solve for x
x = 26,347,124,656,153,764/186,176,629.68 - Step 6: Final answer
x = 141,516,820.35
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.