Home / 485,208,418.80-727,812,628.20-332,153,410.80

Finding the Fourth Proportional to 485,208,418.80, 727,812,628.20 and 332,153,410.80

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Solution

The fourth proportional to 485,208,418.80, 727,812,628.20 and 332,153,410.80 is: 498,230,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,208,418.80 : 727,812,628.20 = 332,153,410.80 : x
  2. Step 2: Convert to fraction form
    485,208,418.80/727,812,628.20 = 332,153,410.80/x
  3. Step 3: Cross multiply
    485,208,418.80x = 727,812,628.20 × 332,153,410.80
  4. Step 4: Simplify right side
    485,208,418.80x = 241,745,446,879,942,304
  5. Step 5: Solve for x
    x = 241,745,446,879,942,304/485,208,418.80
  6. Step 6: Final answer
    x = 498,230,116.20

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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.