Home / 483,624,256.80-725,436,385.20-120,118,612.80

Finding the Fourth Proportional to 483,624,256.80, 725,436,385.20 and 120,118,612.80

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Solution

The fourth proportional to 483,624,256.80, 725,436,385.20 and 120,118,612.80 is: 180,177,919.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,624,256.80 : 725,436,385.20 = 120,118,612.80 : x
  2. Step 2: Convert to fraction form
    483,624,256.80/725,436,385.20 = 120,118,612.80/x
  3. Step 3: Cross multiply
    483,624,256.80x = 725,436,385.20 × 120,118,612.80
  4. Step 4: Simplify right side
    483,624,256.80x = 87,138,412,264,870,448
  5. Step 5: Solve for x
    x = 87,138,412,264,870,448/483,624,256.80
  6. Step 6: Final answer
    x = 180,177,919.20

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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.