Finding the Fourth Proportional to 177,149,664.30, 265,724,496.45 and 49,498,848.30
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Solution
The fourth proportional to 177,149,664.30, 265,724,496.45 and 49,498,848.30 is: 74,248,272.45
Step by Step Solution
- Step 1: Write the proportion equation
177,149,664.30 : 265,724,496.45 = 49,498,848.30 : x - Step 2: Convert to fraction form
177,149,664.30/265,724,496.45 = 49,498,848.30/x - Step 3: Cross multiply
177,149,664.30x = 265,724,496.45 × 49,498,848.30 - Step 4: Simplify right side
177,149,664.30x = 13,153,056,539,372,438 - Step 5: Solve for x
x = 13,153,056,539,372,438/177,149,664.30 - Step 6: Final answer
x = 74,248,272.45
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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.