Home / 656,064,363.20-984,096,544.80-267,758,139.20

Finding the Fourth Proportional to 656,064,363.20, 984,096,544.80 and 267,758,139.20

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Solution

The fourth proportional to 656,064,363.20, 984,096,544.80 and 267,758,139.20 is: 401,637,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,064,363.20 : 984,096,544.80 = 267,758,139.20 : x
  2. Step 2: Convert to fraction form
    656,064,363.20/984,096,544.80 = 267,758,139.20/x
  3. Step 3: Cross multiply
    656,064,363.20x = 984,096,544.80 × 267,758,139.20
  4. Step 4: Simplify right side
    656,064,363.20x = 263,499,859,628,797,408
  5. Step 5: Solve for x
    x = 263,499,859,628,797,408/656,064,363.20
  6. Step 6: Final answer
    x = 401,637,208.80

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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.