Home / 409,037,496,771.09-564,489,178,247.20-228,596,398,704.93

Finding the Fourth Proportional to 409,037,496,771.09, 564,489,178,247.20 and 228,596,398,704.93

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Solution

The fourth proportional to 409,037,496,771.09, 564,489,178,247.20 and 228,596,398,704.93 is: 315,472,772,725.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,037,496,771.09 : 564,489,178,247.20 = 228,596,398,704.93 : x
  2. Step 2: Convert to fraction form
    409,037,496,771.09/564,489,178,247.20 = 228,596,398,704.93/x
  3. Step 3: Cross multiply
    409,037,496,771.09x = 564,489,178,247.20 × 228,596,398,704.93
  4. Step 4: Simplify right side
    409,037,496,771.09x = 129,040,193,255,215,212,789,760
  5. Step 5: Solve for x
    x = 129,040,193,255,215,212,789,760/409,037,496,771.09
  6. Step 6: Final answer
    x = 315,472,772,725.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.