Finding the Fourth Proportional to 7,542,838,159,688.20, 11,314,257,226,744 and 1,812,469,737,132
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Solution
The fourth proportional to 7,542,838,159,688.20, 11,314,257,226,744 and 1,812,469,737,132 is: 2,718,704,602,625.10
Step by Step Solution
- Step 1: Write the proportion equation
7,542,838,159,688.20 : 11,314,257,226,744 = 1,812,469,737,132 : x - Step 2: Convert to fraction form
7,542,838,159,688.20/11,314,257,226,744 = 1,812,469,737,132/x - Step 3: Cross multiply
7,542,838,159,688.20x = 11,314,257,226,744 × 1,812,469,737,132 - Step 4: Simplify right side
7,542,838,159,688.20x = 20,506,748,821,600,530,295,947,264 - Step 5: Solve for x
x = 20,506,748,821,600,530,295,947,264/7,542,838,159,688.20 - Step 6: Final answer
x = 2,718,704,602,625.10
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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.