Finding the Fourth Proportional to 155,535,581,922.45, 233,303,372,883.68 and 149,440,591,381.65
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Solution
The fourth proportional to 155,535,581,922.45, 233,303,372,883.68 and 149,440,591,381.65 is: 224,160,887,072.48
Step by Step Solution
- Step 1: Write the proportion equation
155,535,581,922.45 : 233,303,372,883.68 = 149,440,591,381.65 : x - Step 2: Convert to fraction form
155,535,581,922.45/233,303,372,883.68 = 149,440,591,381.65/x - Step 3: Cross multiply
155,535,581,922.45x = 233,303,372,883.68 × 149,440,591,381.65 - Step 4: Simplify right side
155,535,581,922.45x = 34,864,994,015,070,742,642,688 - Step 5: Solve for x
x = 34,864,994,015,070,742,642,688/155,535,581,922.45 - Step 6: Final answer
x = 224,160,887,072.48
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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.