Home / 253,512,837,559.92-349,855,588,821.96-139,325,383,566.48

Finding the Fourth Proportional to 253,512,837,559.92, 349,855,588,821.96 and 139,325,383,566.48

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Solution

The fourth proportional to 253,512,837,559.92, 349,855,588,821.96 and 139,325,383,566.48 is: 192,273,356,152.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,512,837,559.92 : 349,855,588,821.96 = 139,325,383,566.48 : x
  2. Step 2: Convert to fraction form
    253,512,837,559.92/349,855,588,821.96 = 139,325,383,566.48/x
  3. Step 3: Cross multiply
    253,512,837,559.92x = 349,855,588,821.96 × 139,325,383,566.48
  4. Step 4: Simplify right side
    253,512,837,559.92x = 48,743,764,105,496,297,996,288
  5. Step 5: Solve for x
    x = 48,743,764,105,496,297,996,288/253,512,837,559.92
  6. Step 6: Final answer
    x = 192,273,356,152.92

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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.