Finding the Fourth Proportional to 624,357,829.26, 936,594,313.20 and 204,181,380.63
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Solution
The fourth proportional to 624,357,829.26, 936,594,313.20 and 204,181,380.63 is: 306,290,897.62
Step by Step Solution
- Step 1: Write the proportion equation
624,357,829.26 : 936,594,313.20 = 204,181,380.63 : x - Step 2: Convert to fraction form
624,357,829.26/936,594,313.20 = 204,181,380.63/x - Step 3: Cross multiply
624,357,829.26x = 936,594,313.20 × 204,181,380.63 - Step 4: Simplify right side
624,357,829.26x = 191,235,119,959,382,624 - Step 5: Solve for x
x = 191,235,119,959,382,624/624,357,829.26 - Step 6: Final answer
x = 306,290,897.62
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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.