Finding the Fourth Proportional to 226,500,139.40, 339,750,209.10 and 124,224,657.80
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Solution
The fourth proportional to 226,500,139.40, 339,750,209.10 and 124,224,657.80 is: 186,336,986.70
Step by Step Solution
- Step 1: Write the proportion equation
226,500,139.40 : 339,750,209.10 = 124,224,657.80 : x - Step 2: Convert to fraction form
226,500,139.40/339,750,209.10 = 124,224,657.80/x - Step 3: Cross multiply
226,500,139.40x = 339,750,209.10 × 124,224,657.80 - Step 4: Simplify right side
226,500,139.40x = 42,205,353,462,925,944 - Step 5: Solve for x
x = 42,205,353,462,925,944/226,500,139.40 - Step 6: Final answer
x = 186,336,986.70
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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.