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Finding the Fourth Proportional to 283,581,402.30, 425,372,103.45 and 283,581,402.30

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Solution

The fourth proportional to 283,581,402.30, 425,372,103.45 and 283,581,402.30 is: 425,372,103.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,581,402.30 : 425,372,103.45 = 283,581,402.30 : x
  2. Step 2: Convert to fraction form
    283,581,402.30/425,372,103.45 = 283,581,402.30/x
  3. Step 3: Cross multiply
    283,581,402.30x = 425,372,103.45 × 283,581,402.30
  4. Step 4: Simplify right side
    283,581,402.30x = 120,627,617,595,651,664
  5. Step 5: Solve for x
    x = 120,627,617,595,651,664/283,581,402.30
  6. Step 6: Final answer
    x = 425,372,103.45

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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.