Finding the Fourth Proportional to 97,084,879.80, 145,627,319.70 and 25,281,295.80
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Solution
The fourth proportional to 97,084,879.80, 145,627,319.70 and 25,281,295.80 is: 37,921,943.70
Step by Step Solution
- Step 1: Write the proportion equation
97,084,879.80 : 145,627,319.70 = 25,281,295.80 : x - Step 2: Convert to fraction form
97,084,879.80/145,627,319.70 = 25,281,295.80/x - Step 3: Cross multiply
97,084,879.80x = 145,627,319.70 × 25,281,295.80 - Step 4: Simplify right side
97,084,879.80x = 3,681,647,345,896,867 - Step 5: Solve for x
x = 3,681,647,345,896,867/97,084,879.80 - Step 6: Final answer
x = 37,921,943.70
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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.