Home / 323,250,965.20-485,180,878.20-170,007,000.40

Finding the Fourth Proportional to 323,250,965.20, 485,180,878.20 and 170,007,000.40

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Solution

The fourth proportional to 323,250,965.20, 485,180,878.20 and 170,007,000.40 is: 255,170,609.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,250,965.20 : 485,180,878.20 = 170,007,000.40 : x
  2. Step 2: Convert to fraction form
    323,250,965.20/485,180,878.20 = 170,007,000.40/x
  3. Step 3: Cross multiply
    323,250,965.20x = 485,180,878.20 × 170,007,000.40
  4. Step 4: Simplify right side
    323,250,965.20x = 82,484,145,754,219,760
  5. Step 5: Solve for x
    x = 82,484,145,754,219,760/323,250,965.20
  6. Step 6: Final answer
    x = 255,170,609.32

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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.