Home / 149,486,568.30-224,229,852.45-68,865,000.30

Finding the Fourth Proportional to 149,486,568.30, 224,229,852.45 and 68,865,000.30

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Solution

The fourth proportional to 149,486,568.30, 224,229,852.45 and 68,865,000.30 is: 103,297,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,486,568.30 : 224,229,852.45 = 68,865,000.30 : x
  2. Step 2: Convert to fraction form
    149,486,568.30/224,229,852.45 = 68,865,000.30/x
  3. Step 3: Cross multiply
    149,486,568.30x = 224,229,852.45 × 68,865,000.30
  4. Step 4: Simplify right side
    149,486,568.30x = 15,441,588,856,238,204
  5. Step 5: Solve for x
    x = 15,441,588,856,238,204/149,486,568.30
  6. Step 6: Final answer
    x = 103,297,500.45

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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.