Home / 331,694,403.20-497,541,604.80-147,461,523.20

Finding the Fourth Proportional to 331,694,403.20, 497,541,604.80 and 147,461,523.20

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Solution

The fourth proportional to 331,694,403.20, 497,541,604.80 and 147,461,523.20 is: 221,192,284.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,694,403.20 : 497,541,604.80 = 147,461,523.20 : x
  2. Step 2: Convert to fraction form
    331,694,403.20/497,541,604.80 = 147,461,523.20/x
  3. Step 3: Cross multiply
    331,694,403.20x = 497,541,604.80 × 147,461,523.20
  4. Step 4: Simplify right side
    331,694,403.20x = 73,368,242,899,180,432
  5. Step 5: Solve for x
    x = 73,368,242,899,180,432/331,694,403.20
  6. Step 6: Final answer
    x = 221,192,284.80

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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.