Finding the Fourth Proportional to 383,544,202.76, 575,327,023.12 and 124,759,423.98
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Solution
The fourth proportional to 383,544,202.76, 575,327,023.12 and 124,759,423.98 is: 187,142,622.64
Step by Step Solution
- Step 1: Write the proportion equation
383,544,202.76 : 575,327,023.12 = 124,759,423.98 : x - Step 2: Convert to fraction form
383,544,202.76/575,327,023.12 = 124,759,423.98/x - Step 3: Cross multiply
383,544,202.76x = 575,327,023.12 × 124,759,423.98 - Step 4: Simplify right side
383,544,202.76x = 71,777,468,004,579,344 - Step 5: Solve for x
x = 71,777,468,004,579,344/383,544,202.76 - Step 6: Final answer
x = 187,142,622.64
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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.