Home / 230,672,865.38-318,327,408.50-124,826,206.10

Finding the Fourth Proportional to 230,672,865.38, 318,327,408.50 and 124,826,206.10

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Solution

The fourth proportional to 230,672,865.38, 318,327,408.50 and 124,826,206.10 is: 172,259,544.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,672,865.38 : 318,327,408.50 = 124,826,206.10 : x
  2. Step 2: Convert to fraction form
    230,672,865.38/318,327,408.50 = 124,826,206.10/x
  3. Step 3: Cross multiply
    230,672,865.38x = 318,327,408.50 × 124,826,206.10
  4. Step 4: Simplify right side
    230,672,865.38x = 39,735,602,699,108,256
  5. Step 5: Solve for x
    x = 39,735,602,699,108,256/230,672,865.38
  6. Step 6: Final answer
    x = 172,259,544.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.