Finding the Fourth Proportional to 2,415,788,790.12, 3,333,399,622.82 and 1,358,453,721.96
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Solution
The fourth proportional to 2,415,788,790.12, 3,333,399,622.82 and 1,358,453,721.96 is: 1,874,447,444.63
Step by Step Solution
- Step 1: Write the proportion equation
2,415,788,790.12 : 3,333,399,622.82 = 1,358,453,721.96 : x - Step 2: Convert to fraction form
2,415,788,790.12/3,333,399,622.82 = 1,358,453,721.96/x - Step 3: Cross multiply
2,415,788,790.12x = 3,333,399,622.82 × 1,358,453,721.96 - Step 4: Simplify right side
2,415,788,790.12x = 4,528,269,124,399,889,408 - Step 5: Solve for x
x = 4,528,269,124,399,889,408/2,415,788,790.12 - Step 6: Final answer
x = 1,874,447,444.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.