Finding the Fourth Proportional to 18,369,386,177,919, 25,349,763,096,294 and 9,922,176,504,285.80
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Solution
The fourth proportional to 18,369,386,177,919, 25,349,763,096,294 and 9,922,176,504,285.80 is: 13,692,609,069,627.28
Step by Step Solution
- Step 1: Write the proportion equation
18,369,386,177,919 : 25,349,763,096,294 = 9,922,176,504,285.80 : x - Step 2: Convert to fraction form
18,369,386,177,919/25,349,763,096,294 = 9,922,176,504,285.80/x - Step 3: Cross multiply
18,369,386,177,919x = 25,349,763,096,294 × 9,922,176,504,285.80 - Step 4: Simplify right side
18,369,386,177,919x = 251,524,823,783,259,615,067,635,712 - Step 5: Solve for x
x = 251,524,823,783,259,615,067,635,712/18,369,386,177,919 - Step 6: Final answer
x = 13,692,609,069,627.28
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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.