Home / 283,446,651.78-425,169,982.80-68,035,899.78

Finding the Fourth Proportional to 283,446,651.78, 425,169,982.80 and 68,035,899.78

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Solution

The fourth proportional to 283,446,651.78, 425,169,982.80 and 68,035,899.78 is: 102,053,850.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,446,651.78 : 425,169,982.80 = 68,035,899.78 : x
  2. Step 2: Convert to fraction form
    283,446,651.78/425,169,982.80 = 68,035,899.78/x
  3. Step 3: Cross multiply
    283,446,651.78x = 425,169,982.80 × 68,035,899.78
  4. Step 4: Simplify right side
    283,446,651.78x = 28,926,822,339,245,124
  5. Step 5: Solve for x
    x = 28,926,822,339,245,124/283,446,651.78
  6. Step 6: Final answer
    x = 102,053,850.90

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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.