Home / 30,542,011,595.32-42,147,315,052.10-17,682,193,791.76

Finding the Fourth Proportional to 30,542,011,595.32, 42,147,315,052.10 and 17,682,193,791.76

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Solution

The fourth proportional to 30,542,011,595.32, 42,147,315,052.10 and 17,682,193,791.76 is: 24,401,044,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,542,011,595.32 : 42,147,315,052.10 = 17,682,193,791.76 : x
  2. Step 2: Convert to fraction form
    30,542,011,595.32/42,147,315,052.10 = 17,682,193,791.76/x
  3. Step 3: Cross multiply
    30,542,011,595.32x = 42,147,315,052.10 × 17,682,193,791.76
  4. Step 4: Simplify right side
    30,542,011,595.32x = 745,256,992,553,595,305,984
  5. Step 5: Solve for x
    x = 745,256,992,553,595,305,984/30,542,011,595.32
  6. Step 6: Final answer
    x = 24,401,044,778.20

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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.