Finding the Fourth Proportional to 1,690,796,171.60, 2,536,194,257.40 and 965,202,059.60
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Solution
The fourth proportional to 1,690,796,171.60, 2,536,194,257.40 and 965,202,059.60 is: 1,447,803,089.40
Step by Step Solution
- Step 1: Write the proportion equation
1,690,796,171.60 : 2,536,194,257.40 = 965,202,059.60 : x - Step 2: Convert to fraction form
1,690,796,171.60/2,536,194,257.40 = 965,202,059.60/x - Step 3: Cross multiply
1,690,796,171.60x = 2,536,194,257.40 × 965,202,059.60 - Step 4: Simplify right side
1,690,796,171.60x = 2,447,939,920,788,172,800 - Step 5: Solve for x
x = 2,447,939,920,788,172,800/1,690,796,171.60 - Step 6: Final answer
x = 1,447,803,089.40
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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.