Finding the Fourth Proportional to 190,174,459.58, 262,447,241.94 and 106,546,116.50
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Solution
The fourth proportional to 190,174,459.58, 262,447,241.94 and 106,546,116.50 is: 147,037,275.54
Step by Step Solution
- Step 1: Write the proportion equation
190,174,459.58 : 262,447,241.94 = 106,546,116.50 : x - Step 2: Convert to fraction form
190,174,459.58/262,447,241.94 = 106,546,116.50/x - Step 3: Cross multiply
190,174,459.58x = 262,447,241.94 × 106,546,116.50 - Step 4: Simplify right side
190,174,459.58x = 27,962,734,414,842,924 - Step 5: Solve for x
x = 27,962,734,414,842,924/190,174,459.58 - Step 6: Final answer
x = 147,037,275.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.