Finding the Fourth Proportional to 2,618,674,126.66, 3,928,528,645.26 and 960,596,808.31
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Solution
The fourth proportional to 2,618,674,126.66, 3,928,528,645.26 and 960,596,808.31 is: 1,441,085,028.32
Step by Step Solution
- Step 1: Write the proportion equation
2,618,674,126.66 : 3,928,528,645.26 = 960,596,808.31 : x - Step 2: Convert to fraction form
2,618,674,126.66/3,928,528,645.26 = 960,596,808.31/x - Step 3: Cross multiply
2,618,674,126.66x = 3,928,528,645.26 × 960,596,808.31 - Step 4: Simplify right side
2,618,674,126.66x = 3,773,732,077,991,164,416 - Step 5: Solve for x
x = 3,773,732,077,991,164,416/2,618,674,126.66 - Step 6: Final answer
x = 1,441,085,028.32
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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.