Finding the Fourth Proportional to 118,507,157.71, 177,599,335.60 and 66,716,463.31
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Solution
The fourth proportional to 118,507,157.71, 177,599,335.60 and 66,716,463.31 is: 99,983,830.40
Step by Step Solution
- Step 1: Write the proportion equation
118,507,157.71 : 177,599,335.60 = 66,716,463.31 : x - Step 2: Convert to fraction form
118,507,157.71/177,599,335.60 = 66,716,463.31/x - Step 3: Cross multiply
118,507,157.71x = 177,599,335.60 × 66,716,463.31 - Step 4: Simplify right side
118,507,157.71x = 11,848,799,557,437,776 - Step 5: Solve for x
x = 11,848,799,557,437,776/118,507,157.71 - Step 6: Final answer
x = 99,983,830.40
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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.