Finding the Fourth Proportional to 173,873,106.30, 260,809,659.45 and 113,406,930.30
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Solution
The fourth proportional to 173,873,106.30, 260,809,659.45 and 113,406,930.30 is: 170,110,395.45
Step by Step Solution
- Step 1: Write the proportion equation
173,873,106.30 : 260,809,659.45 = 113,406,930.30 : x - Step 2: Convert to fraction form
173,873,106.30/260,809,659.45 = 113,406,930.30/x - Step 3: Cross multiply
173,873,106.30x = 260,809,659.45 × 113,406,930.30 - Step 4: Simplify right side
173,873,106.30x = 29,577,622,870,812,884 - Step 5: Solve for x
x = 29,577,622,870,812,884/173,873,106.30 - Step 6: Final answer
x = 170,110,395.45
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1.5x scale
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.