Home / 483,855,666.80-725,783,500.20-177,157,785.20

Finding the Fourth Proportional to 483,855,666.80, 725,783,500.20 and 177,157,785.20

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Solution

The fourth proportional to 483,855,666.80, 725,783,500.20 and 177,157,785.20 is: 265,736,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,855,666.80 : 725,783,500.20 = 177,157,785.20 : x
  2. Step 2: Convert to fraction form
    483,855,666.80/725,783,500.20 = 177,157,785.20/x
  3. Step 3: Cross multiply
    483,855,666.80x = 725,783,500.20 × 177,157,785.20
  4. Step 4: Simplify right side
    483,855,666.80x = 128,578,197,430,135,760
  5. Step 5: Solve for x
    x = 128,578,197,430,135,760/483,855,666.80
  6. Step 6: Final answer
    x = 265,736,677.80

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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.