Finding the Fourth Proportional to 4,249,166,953.97, 6,373,762,388.45 and 1,629,773,981.12
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Solution
The fourth proportional to 4,249,166,953.97, 6,373,762,388.45 and 1,629,773,981.12 is: 2,444,665,557.99
Step by Step Solution
- Step 1: Write the proportion equation
4,249,166,953.97 : 6,373,762,388.45 = 1,629,773,981.12 : x - Step 2: Convert to fraction form
4,249,166,953.97/6,373,762,388.45 = 1,629,773,981.12/x - Step 3: Cross multiply
4,249,166,953.97x = 6,373,762,388.45 × 1,629,773,981.12 - Step 4: Simplify right side
4,249,166,953.97x = 10,387,792,102,497,058,816 - Step 5: Solve for x
x = 10,387,792,102,497,058,816/4,249,166,953.97 - Step 6: Final answer
x = 2,444,665,557.99
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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.