Finding the Fourth Proportional to 188,175,948.97, 282,167,002.87 and 84,456,238.70
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Solution
The fourth proportional to 188,175,948.97, 282,167,002.87 and 84,456,238.70 is: 126,640,858.61
Step by Step Solution
- Step 1: Write the proportion equation
188,175,948.97 : 282,167,002.87 = 84,456,238.70 : x - Step 2: Convert to fraction form
188,175,948.97/282,167,002.87 = 84,456,238.70/x - Step 3: Cross multiply
188,175,948.97x = 282,167,002.87 × 84,456,238.70 - Step 4: Simplify right side
188,175,948.97x = 23,830,763,746,796,716 - Step 5: Solve for x
x = 23,830,763,746,796,716/188,175,948.97 - Step 6: Final answer
x = 126,640,858.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.