Finding the Fourth Proportional to 432,877,163.54, 597,354,481.83 and 234,634,401.99
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Solution
The fourth proportional to 432,877,163.54, 597,354,481.83 and 234,634,401.99 is: 323,786,800.10
Step by Step Solution
- Step 1: Write the proportion equation
432,877,163.54 : 597,354,481.83 = 234,634,401.99 : x - Step 2: Convert to fraction form
432,877,163.54/597,354,481.83 = 234,634,401.99/x - Step 3: Cross multiply
432,877,163.54x = 597,354,481.83 × 234,634,401.99 - Step 4: Simplify right side
432,877,163.54x = 140,159,911,616,655,024 - Step 5: Solve for x
x = 140,159,911,616,655,024/432,877,163.54 - Step 6: Final answer
x = 323,786,800.10
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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.