Finding the Fourth Proportional to 186,848,364.88, 257,852,907.56 and 103,214,762.98
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Solution
The fourth proportional to 186,848,364.88, 257,852,907.56 and 103,214,762.98 is: 142,437,568.31
Step by Step Solution
- Step 1: Write the proportion equation
186,848,364.88 : 257,852,907.56 = 103,214,762.98 : x - Step 2: Convert to fraction form
186,848,364.88/257,852,907.56 = 103,214,762.98/x - Step 3: Cross multiply
186,848,364.88x = 257,852,907.56 × 103,214,762.98 - Step 4: Simplify right side
186,848,364.88x = 26,614,226,736,348,548 - Step 5: Solve for x
x = 26,614,226,736,348,548/186,848,364.88 - Step 6: Final answer
x = 142,437,568.31
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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.