Finding the Fourth Proportional to 116,511,477.60, 174,809,206.80 and 48,403,048.80
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Solution
The fourth proportional to 116,511,477.60, 174,809,206.80 and 48,403,048.80 is: 72,622,017.52
Step by Step Solution
- Step 1: Write the proportion equation
116,511,477.60 : 174,809,206.80 = 48,403,048.80 : x - Step 2: Convert to fraction form
116,511,477.60/174,809,206.80 = 48,403,048.80/x - Step 3: Cross multiply
116,511,477.60x = 174,809,206.80 × 48,403,048.80 - Step 4: Simplify right side
116,511,477.60x = 8,461,298,567,429,692 - Step 5: Solve for x
x = 8,461,298,567,429,692/116,511,477.60 - Step 6: Final answer
x = 72,622,017.52
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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.