Finding the Fourth Proportional to 617,609,727.80, 926,444,386.98 and 203,077,371.62
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Solution
The fourth proportional to 617,609,727.80, 926,444,386.98 and 203,077,371.62 is: 304,625,854.47
Step by Step Solution
- Step 1: Write the proportion equation
617,609,727.80 : 926,444,386.98 = 203,077,371.62 : x - Step 2: Convert to fraction form
617,609,727.80/926,444,386.98 = 203,077,371.62/x - Step 3: Cross multiply
617,609,727.80x = 926,444,386.98 × 203,077,371.62 - Step 4: Simplify right side
617,609,727.80x = 188,139,891,060,000,544 - Step 5: Solve for x
x = 188,139,891,060,000,544/617,609,727.80 - Step 6: Final answer
x = 304,625,854.47
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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.