Finding the Fourth Proportional to 177,420,384.06, 244,840,982.67 and 99,107,238.30
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Solution
The fourth proportional to 177,420,384.06, 244,840,982.67 and 99,107,238.30 is: 136,768,465.15
Step by Step Solution
- Step 1: Write the proportion equation
177,420,384.06 : 244,840,982.67 = 99,107,238.30 : x - Step 2: Convert to fraction form
177,420,384.06/244,840,982.67 = 99,107,238.30/x - Step 3: Cross multiply
177,420,384.06x = 244,840,982.67 × 99,107,238.30 - Step 4: Simplify right side
177,420,384.06x = 24,265,513,615,081,860 - Step 5: Solve for x
x = 24,265,513,615,081,860/177,420,384.06 - Step 6: Final answer
x = 136,768,465.15
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.