Home / 67,258,031.40-100,887,047.10-50,995,936.80

Finding the Fourth Proportional to 67,258,031.40, 100,887,047.10 and 50,995,936.80

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Solution

The fourth proportional to 67,258,031.40, 100,887,047.10 and 50,995,936.80 is: 76,493,905.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,258,031.40 : 100,887,047.10 = 50,995,936.80 : x
  2. Step 2: Convert to fraction form
    67,258,031.40/100,887,047.10 = 50,995,936.80/x
  3. Step 3: Cross multiply
    67,258,031.40x = 100,887,047.10 × 50,995,936.80
  4. Step 4: Simplify right side
    67,258,031.40x = 5,144,829,477,850,223
  5. Step 5: Solve for x
    x = 5,144,829,477,850,223/67,258,031.40
  6. Step 6: Final answer
    x = 76,493,905.20

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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.