Home / 505,404,492,346.88-697,051,520,652.48-444,306,223,220.88

Finding the Fourth Proportional to 505,404,492,346.88, 697,051,520,652.48 and 444,306,223,220.88

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Solution

The fourth proportional to 505,404,492,346.88, 697,051,520,652.48 and 444,306,223,220.88 is: 612,785,072,592.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,404,492,346.88 : 697,051,520,652.48 = 444,306,223,220.88 : x
  2. Step 2: Convert to fraction form
    505,404,492,346.88/697,051,520,652.48 = 444,306,223,220.88/x
  3. Step 3: Cross multiply
    505,404,492,346.88x = 697,051,520,652.48 × 444,306,223,220.88
  4. Step 4: Simplify right side
    505,404,492,346.88x = 309,704,328,531,474,613,534,720
  5. Step 5: Solve for x
    x = 309,704,328,531,474,613,534,720/505,404,492,346.88
  6. Step 6: Final answer
    x = 612,785,072,592.73

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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.