Finding the Fourth Proportional to 1,750,802,107.16, 2,416,164,181.80 and 957,829,690.64
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Solution
The fourth proportional to 1,750,802,107.16, 2,416,164,181.80 and 957,829,690.64 is: 1,321,836,306.53
Step by Step Solution
- Step 1: Write the proportion equation
1,750,802,107.16 : 2,416,164,181.80 = 957,829,690.64 : x - Step 2: Convert to fraction form
1,750,802,107.16/2,416,164,181.80 = 957,829,690.64/x - Step 3: Cross multiply
1,750,802,107.16x = 2,416,164,181.80 × 957,829,690.64 - Step 4: Simplify right side
1,750,802,107.16x = 2,314,273,790,788,942,848 - Step 5: Solve for x
x = 2,314,273,790,788,942,848/1,750,802,107.16 - Step 6: Final answer
x = 1,321,836,306.53
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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.