Finding the Fourth Proportional to 66,050,642.10, 98,757,098.55 and 48,831,953.70
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Solution
The fourth proportional to 66,050,642.10, 98,757,098.55 and 48,831,953.70 is: 73,012,190.50
Step by Step Solution
- Step 1: Write the proportion equation
66,050,642.10 : 98,757,098.55 = 48,831,953.70 : x - Step 2: Convert to fraction form
66,050,642.10/98,757,098.55 = 48,831,953.70/x - Step 3: Cross multiply
66,050,642.10x = 98,757,098.55 × 48,831,953.70 - Step 4: Simplify right side
66,050,642.10x = 4,822,502,063,939,937 - Step 5: Solve for x
x = 4,822,502,063,939,937/66,050,642.10 - Step 6: Final answer
x = 73,012,190.50
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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.