Finding the Fourth Proportional to 49,854,297.44, 68,810,409.58 and 29,234,386.64
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Solution
The fourth proportional to 49,854,297.44, 68,810,409.58 and 29,234,386.64 is: 40,350,184.88
Step by Step Solution
- Step 1: Write the proportion equation
49,854,297.44 : 68,810,409.58 = 29,234,386.64 : x - Step 2: Convert to fraction form
49,854,297.44/68,810,409.58 = 29,234,386.64/x - Step 3: Cross multiply
49,854,297.44x = 68,810,409.58 × 29,234,386.64 - Step 4: Simplify right side
49,854,297.44x = 2,011,630,118,518,480 - Step 5: Solve for x
x = 2,011,630,118,518,480/49,854,297.44 - Step 6: Final answer
x = 40,350,184.88
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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.