Finding the Fourth Proportional to 9,119,320,872.01, 13,687,826,813.66 and 4,400,963,297.53
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Solution
The fourth proportional to 9,119,320,872.01, 13,687,826,813.66 and 4,400,963,297.53 is: 6,605,713,766.99
Step by Step Solution
- Step 1: Write the proportion equation
9,119,320,872.01 : 13,687,826,813.66 = 4,400,963,297.53 : x - Step 2: Convert to fraction form
9,119,320,872.01/13,687,826,813.66 = 4,400,963,297.53/x - Step 3: Cross multiply
9,119,320,872.01x = 13,687,826,813.66 × 4,400,963,297.53 - Step 4: Simplify right side
9,119,320,872.01x = 60,239,623,429,864,660,992 - Step 5: Solve for x
x = 60,239,623,429,864,660,992/9,119,320,872.01 - Step 6: Final answer
x = 6,605,713,766.99
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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.