Home / 293,093,578.80-439,641,884.76-171,840,000.24

Finding the Fourth Proportional to 293,093,578.80, 439,641,884.76 and 171,840,000.24

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Solution

The fourth proportional to 293,093,578.80, 439,641,884.76 and 171,840,000.24 is: 257,760,889.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,093,578.80 : 439,641,884.76 = 171,840,000.24 : x
  2. Step 2: Convert to fraction form
    293,093,578.80/439,641,884.76 = 171,840,000.24/x
  3. Step 3: Cross multiply
    293,093,578.80x = 439,641,884.76 × 171,840,000.24
  4. Step 4: Simplify right side
    293,093,578.80x = 75,548,061,582,672,448
  5. Step 5: Solve for x
    x = 75,548,061,582,672,448/293,093,578.80
  6. Step 6: Final answer
    x = 257,760,889.52

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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.