Finding the Fourth Proportional to 3,558,754,815.12, 5,339,021,347.32 and 2,511,537,727.44
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Solution
The fourth proportional to 3,558,754,815.12, 5,339,021,347.32 and 2,511,537,727.44 is: 3,767,934,077.51
Step by Step Solution
- Step 1: Write the proportion equation
3,558,754,815.12 : 5,339,021,347.32 = 2,511,537,727.44 : x - Step 2: Convert to fraction form
3,558,754,815.12/5,339,021,347.32 = 2,511,537,727.44/x - Step 3: Cross multiply
3,558,754,815.12x = 5,339,021,347.32 × 2,511,537,727.44 - Step 4: Simplify right side
3,558,754,815.12x = 13,409,153,541,401,718,784 - Step 5: Solve for x
x = 13,409,153,541,401,718,784/3,558,754,815.12 - Step 6: Final answer
x = 3,767,934,077.51
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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.