Finding the Fourth Proportional to 249,147,503.96, 373,370,380.26 and 190,628,625.62
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Solution
The fourth proportional to 249,147,503.96, 373,370,380.26 and 190,628,625.62 is: 285,674,475.17
Step by Step Solution
- Step 1: Write the proportion equation
249,147,503.96 : 373,370,380.26 = 190,628,625.62 : x - Step 2: Convert to fraction form
249,147,503.96/373,370,380.26 = 190,628,625.62/x - Step 3: Cross multiply
249,147,503.96x = 373,370,380.26 × 190,628,625.62 - Step 4: Simplify right side
249,147,503.96x = 71,175,082,433,360,584 - Step 5: Solve for x
x = 71,175,082,433,360,584/249,147,503.96 - Step 6: Final answer
x = 285,674,475.17
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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.