Home / 483,623,998.80-725,435,998.20-120,118,354.80

Finding the Fourth Proportional to 483,623,998.80, 725,435,998.20 and 120,118,354.80

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Solution

The fourth proportional to 483,623,998.80, 725,435,998.20 and 120,118,354.80 is: 180,177,532.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,623,998.80 : 725,435,998.20 = 120,118,354.80 : x
  2. Step 2: Convert to fraction form
    483,623,998.80/725,435,998.20 = 120,118,354.80/x
  3. Step 3: Cross multiply
    483,623,998.80x = 725,435,998.20 × 120,118,354.80
  4. Step 4: Simplify right side
    483,623,998.80x = 87,138,178,616,479,760
  5. Step 5: Solve for x
    x = 87,138,178,616,479,760/483,623,998.80
  6. Step 6: Final answer
    x = 180,177,532.20

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1.5x scale

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.