Finding the Fourth Proportional to 202,423,170.90, 303,634,756.35 and 125,895,666.90
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Solution
The fourth proportional to 202,423,170.90, 303,634,756.35 and 125,895,666.90 is: 188,843,500.35
Step by Step Solution
- Step 1: Write the proportion equation
202,423,170.90 : 303,634,756.35 = 125,895,666.90 : x - Step 2: Convert to fraction form
202,423,170.90/303,634,756.35 = 125,895,666.90/x - Step 3: Cross multiply
202,423,170.90x = 303,634,756.35 × 125,895,666.90 - Step 4: Simplify right side
202,423,170.90x = 38,226,300,144,702,264 - Step 5: Solve for x
x = 38,226,300,144,702,264/202,423,170.90 - Step 6: Final answer
x = 188,843,500.35
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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.