Finding the Fourth Proportional to 617,609,645.91, 926,444,264.01 and 203,077,289.70
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Solution
The fourth proportional to 617,609,645.91, 926,444,264.01 and 203,077,289.70 is: 304,625,731.54
Step by Step Solution
- Step 1: Write the proportion equation
617,609,645.91 : 926,444,264.01 = 203,077,289.70 : x - Step 2: Convert to fraction form
617,609,645.91/926,444,264.01 = 203,077,289.70/x - Step 3: Cross multiply
617,609,645.91x = 926,444,264.01 × 203,077,289.70 - Step 4: Simplify right side
617,609,645.91x = 188,139,790,193,262,048 - Step 5: Solve for x
x = 188,139,790,193,262,048/617,609,645.91 - Step 6: Final answer
x = 304,625,731.54
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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.