Finding the Fourth Proportional to 1,704,371,285.45, 2,554,296,827.69 and 875,291,438.99
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Solution
The fourth proportional to 1,704,371,285.45, 2,554,296,827.69 and 875,291,438.99 is: 1,311,776,468.54
Step by Step Solution
- Step 1: Write the proportion equation
1,704,371,285.45 : 2,554,296,827.69 = 875,291,438.99 : x - Step 2: Convert to fraction form
1,704,371,285.45/2,554,296,827.69 = 875,291,438.99/x - Step 3: Cross multiply
1,704,371,285.45x = 2,554,296,827.69 × 875,291,438.99 - Step 4: Simplify right side
1,704,371,285.45x = 2,235,754,145,899,224,320 - Step 5: Solve for x
x = 2,235,754,145,899,224,320/1,704,371,285.45 - Step 6: Final answer
x = 1,311,776,468.54
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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.