Finding the Fourth Proportional to 517,833,441.19, 777,056,615.79 and 190,538,796.07
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Solution
The fourth proportional to 517,833,441.19, 777,056,615.79 and 190,538,796.07 is: 285,920,955.03
Step by Step Solution
- Step 1: Write the proportion equation
517,833,441.19 : 777,056,615.79 = 190,538,796.07 : x - Step 2: Convert to fraction form
517,833,441.19/777,056,615.79 = 190,538,796.07/x - Step 3: Cross multiply
517,833,441.19x = 777,056,615.79 × 190,538,796.07 - Step 4: Simplify right side
517,833,441.19x = 148,059,432,050,855,136 - Step 5: Solve for x
x = 148,059,432,050,855,136/517,833,441.19 - Step 6: Final answer
x = 285,920,955.03
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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.