Finding the Fourth Proportional to 1,757,048,265.18, 2,635,560,981.63 and 446,939,124.66
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Solution
The fourth proportional to 1,757,048,265.18, 2,635,560,981.63 and 446,939,124.66 is: 670,405,783.07
Step by Step Solution
- Step 1: Write the proportion equation
1,757,048,265.18 : 2,635,560,981.63 = 446,939,124.66 : x - Step 2: Convert to fraction form
1,757,048,265.18/2,635,560,981.63 = 446,939,124.66/x - Step 3: Cross multiply
1,757,048,265.18x = 2,635,560,981.63 × 446,939,124.66 - Step 4: Simplify right side
1,757,048,265.18x = 1,177,935,318,117,762,560 - Step 5: Solve for x
x = 1,177,935,318,117,762,560/1,757,048,265.18 - Step 6: Final answer
x = 670,405,783.07
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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.