Finding the Fourth Proportional to 247,919,777.80, 371,879,666.70 and 232,803,233.80
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Solution
The fourth proportional to 247,919,777.80, 371,879,666.70 and 232,803,233.80 is: 349,204,850.70
Step by Step Solution
- Step 1: Write the proportion equation
247,919,777.80 : 371,879,666.70 = 232,803,233.80 : x - Step 2: Convert to fraction form
247,919,777.80/371,879,666.70 = 232,803,233.80/x - Step 3: Cross multiply
247,919,777.80x = 371,879,666.70 × 232,803,233.80 - Step 4: Simplify right side
247,919,777.80x = 86,574,788,992,226,176 - Step 5: Solve for x
x = 86,574,788,992,226,176/247,919,777.80 - Step 6: Final answer
x = 349,204,850.70
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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.