Finding the Fourth Proportional to 480,883,684.41, 663,620,762.12 and 260,867,110.41
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Solution
The fourth proportional to 480,883,684.41, 663,620,762.12 and 260,867,110.41 is: 359,997,305.45
Step by Step Solution
- Step 1: Write the proportion equation
480,883,684.41 : 663,620,762.12 = 260,867,110.41 : x - Step 2: Convert to fraction form
480,883,684.41/663,620,762.12 = 260,867,110.41/x - Step 3: Cross multiply
480,883,684.41x = 663,620,762.12 × 260,867,110.41 - Step 4: Simplify right side
480,883,684.41x = 173,116,830,621,022,048 - Step 5: Solve for x
x = 173,116,830,621,022,048/480,883,684.41 - Step 6: Final answer
x = 359,997,305.45
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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.