Finding the Fourth Proportional to 127,315,342.14, 190,592,368.41 and 77,975,840.94
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Solution
The fourth proportional to 127,315,342.14, 190,592,368.41 and 77,975,840.94 is: 116,730,630.84
Step by Step Solution
- Step 1: Write the proportion equation
127,315,342.14 : 190,592,368.41 = 77,975,840.94 : x - Step 2: Convert to fraction form
127,315,342.14/190,592,368.41 = 77,975,840.94/x - Step 3: Cross multiply
127,315,342.14x = 190,592,368.41 × 77,975,840.94 - Step 4: Simplify right side
127,315,342.14x = 14,861,600,203,516,040 - Step 5: Solve for x
x = 14,861,600,203,516,040/127,315,342.14 - Step 6: Final answer
x = 116,730,630.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.