Finding the Fourth Proportional to 45,349,956,051.20, 68,024,934,076.80 and 19,177,549,683.20
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Solution
The fourth proportional to 45,349,956,051.20, 68,024,934,076.80 and 19,177,549,683.20 is: 28,766,324,524.80
Step by Step Solution
- Step 1: Write the proportion equation
45,349,956,051.20 : 68,024,934,076.80 = 19,177,549,683.20 : x - Step 2: Convert to fraction form
45,349,956,051.20/68,024,934,076.80 = 19,177,549,683.20/x - Step 3: Cross multiply
45,349,956,051.20x = 68,024,934,076.80 × 19,177,549,683.20 - Step 4: Simplify right side
45,349,956,051.20x = 1,304,551,552,954,236,928,000 - Step 5: Solve for x
x = 1,304,551,552,954,236,928,000/45,349,956,051.20 - Step 6: Final answer
x = 28,766,324,524.80
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1.5x scale
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.