Home / 885,075,847.20-1,327,613,770.80-476,929,159.20

Finding the Fourth Proportional to 885,075,847.20, 1,327,613,770.80 and 476,929,159.20

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Solution

The fourth proportional to 885,075,847.20, 1,327,613,770.80 and 476,929,159.20 is: 715,393,738.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,075,847.20 : 1,327,613,770.80 = 476,929,159.20 : x
  2. Step 2: Convert to fraction form
    885,075,847.20/1,327,613,770.80 = 476,929,159.20/x
  3. Step 3: Cross multiply
    885,075,847.20x = 1,327,613,770.80 × 476,929,159.20
  4. Step 4: Simplify right side
    885,075,847.20x = 633,177,719,449,985,536
  5. Step 5: Solve for x
    x = 633,177,719,449,985,536/885,075,847.20
  6. Step 6: Final answer
    x = 715,393,738.80

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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.