Home / 311,013,577,824.57-466,520,367,856.17-87,423,528,110.49

Finding the Fourth Proportional to 311,013,577,824.57, 466,520,367,856.17 and 87,423,528,110.49

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Solution

The fourth proportional to 311,013,577,824.57, 466,520,367,856.17 and 87,423,528,110.49 is: 131,135,292,480.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,013,577,824.57 : 466,520,367,856.17 = 87,423,528,110.49 : x
  2. Step 2: Convert to fraction form
    311,013,577,824.57/466,520,367,856.17 = 87,423,528,110.49/x
  3. Step 3: Cross multiply
    311,013,577,824.57x = 466,520,367,856.17 × 87,423,528,110.49
  4. Step 4: Simplify right side
    311,013,577,824.57x = 40,784,856,493,390,013,923,328
  5. Step 5: Solve for x
    x = 40,784,856,493,390,013,923,328/311,013,577,824.57
  6. Step 6: Final answer
    x = 131,135,292,480.37

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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.