Home / 320,620,213,341.90-480,930,320,012.85-320,620,213,341.90

Finding the Fourth Proportional to 320,620,213,341.90, 480,930,320,012.85 and 320,620,213,341.90

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Solution

The fourth proportional to 320,620,213,341.90, 480,930,320,012.85 and 320,620,213,341.90 is: 480,930,320,012.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,620,213,341.90 : 480,930,320,012.85 = 320,620,213,341.90 : x
  2. Step 2: Convert to fraction form
    320,620,213,341.90/480,930,320,012.85 = 320,620,213,341.90/x
  3. Step 3: Cross multiply
    320,620,213,341.90x = 480,930,320,012.85 × 320,620,213,341.90
  4. Step 4: Simplify right side
    320,620,213,341.90x = 154,195,981,805,108,194,181,120
  5. Step 5: Solve for x
    x = 154,195,981,805,108,194,181,120/320,620,213,341.90
  6. Step 6: Final answer
    x = 480,930,320,012.85

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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.