Finding the Fourth Proportional to 1,021,070,493.63, 1,532,051,235.99 and 357,560,735.40
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Solution
The fourth proportional to 1,021,070,493.63, 1,532,051,235.99 and 357,560,735.40 is: 536,497,107.72
Step by Step Solution
- Step 1: Write the proportion equation
1,021,070,493.63 : 1,532,051,235.99 = 357,560,735.40 : x - Step 2: Convert to fraction form
1,021,070,493.63/1,532,051,235.99 = 357,560,735.40/x - Step 3: Cross multiply
1,021,070,493.63x = 1,532,051,235.99 × 357,560,735.40 - Step 4: Simplify right side
1,021,070,493.63x = 547,801,366,611,063,296 - Step 5: Solve for x
x = 547,801,366,611,063,296/1,021,070,493.63 - Step 6: Final answer
x = 536,497,107.72
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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.