Finding the Fourth Proportional to 79,934,815.83, 110,310,377.99 and 43,265,386.83
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Solution
The fourth proportional to 79,934,815.83, 110,310,377.99 and 43,265,386.83 is: 59,706,413.60
Step by Step Solution
- Step 1: Write the proportion equation
79,934,815.83 : 110,310,377.99 = 43,265,386.83 : x - Step 2: Convert to fraction form
79,934,815.83/110,310,377.99 = 43,265,386.83/x - Step 3: Cross multiply
79,934,815.83x = 110,310,377.99 × 43,265,386.83 - Step 4: Simplify right side
79,934,815.83x = 4,772,621,175,042,759 - Step 5: Solve for x
x = 4,772,621,175,042,759/79,934,815.83 - Step 6: Final answer
x = 59,706,413.60
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.