Finding the Fourth Proportional to 221,497,675.98, 331,592,224.05 and 163,605,528.78
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Solution
The fourth proportional to 221,497,675.98, 331,592,224.05 and 163,605,528.78 is: 244,925,012.94
Step by Step Solution
- Step 1: Write the proportion equation
221,497,675.98 : 331,592,224.05 = 163,605,528.78 : x - Step 2: Convert to fraction form
221,497,675.98/331,592,224.05 = 163,605,528.78/x - Step 3: Cross multiply
221,497,675.98x = 331,592,224.05 × 163,605,528.78 - Step 4: Simplify right side
221,497,675.98x = 54,250,321,155,036,488 - Step 5: Solve for x
x = 54,250,321,155,036,488/221,497,675.98 - Step 6: Final answer
x = 244,925,012.94
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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.