Home / 271,923,856,432.45-375,256,088,513.28-148,327,689,206.89

Finding the Fourth Proportional to 271,923,856,432.45, 375,256,088,513.28 and 148,327,689,206.89

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Solution

The fourth proportional to 271,923,856,432.45, 375,256,088,513.28 and 148,327,689,206.89 is: 204,692,847,476.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,923,856,432.45 : 375,256,088,513.28 = 148,327,689,206.89 : x
  2. Step 2: Convert to fraction form
    271,923,856,432.45/375,256,088,513.28 = 148,327,689,206.89/x
  3. Step 3: Cross multiply
    271,923,856,432.45x = 375,256,088,513.28 × 148,327,689,206.89
  4. Step 4: Simplify right side
    271,923,856,432.45x = 55,660,868,469,991,011,254,272
  5. Step 5: Solve for x
    x = 55,660,868,469,991,011,254,272/271,923,856,432.45
  6. Step 6: Final answer
    x = 204,692,847,476.65

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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.